Q: Is 638,329 a Prime Number?
A: No, 638,329 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 638329 can be evenly divided by 1 41 15,569 and 638,329, with no remainder.
Since 638,329 cannot be divided by just 1 and 638,329, it is not a prime number.