400,438 in words
400,438
four hundred thousand four hundred and thirty-eight
400,438 is written four hundred thousand four hundred and thirty-eight.
Ways to write it
- As an ordinal
- four hundred thousand four hundred and thirty-eighth
- Expanded form
- 400,000 + 400 + 30 + 8
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 0 | 0 |
| thousands | 0 | 0 |
| hundreds | 4 | 400 |
| tens | 3 | 30 |
| ones | 8 | 8 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 347, 577, 694, 1,154, 200,219 and 400,438 (8 factors)
- First 10 multiples
- 400,438, 800,876, 1,201,314, 1,601,752, 2,002,190, 2,402,628, 2,803,066, 3,203,504, 3,603,942, 4,004,380
- Square
- 400,438 × 400,438 = 160,350,591,844
- Square root
- ≈ 632.80
- Sum of the digits
- 4 + 0 + 0 + 4 + 3 + 8 = 19
- Rounded to the nearest 10
- 400,440
- Rounded to the nearest 100
- 400,400
- Rounded to the nearest 1000
- 400,000
- Number before
- 400,437
- Number after
- 400,439
- In binary
1100001110000110110
Quick check
What number comes just after 400,438?
Show the answer
400,439
Is 400,438 even or odd?
Show the answer
Even
What is 400,438 + 10?
Show the answer
400,448
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 400,438 in words?
400,438 is written "four hundred thousand four hundred and thirty-eight".
Is 400,438 a prime number?
No. 400,438 is a composite number, because it has more than two factors.
What are the factors of 400,438?
The factors of 400,438 are 1, 2, 347, 577, 694, 1,154, 200,219 and 400,438.