Q: Is 491,572 a Prime Number?
A: No, 491,572 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 491572 can be evenly divided by 1 2 4 17 34 68 7,229 14,458 28,916 122,893 245,786 and 491,572, with no remainder.
Since 491,572 cannot be divided by just 1 and 491,572, it is not a prime number.