Q: Is 409,724 a Prime Number?
A: No, 409,724 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 409724 can be evenly divided by 1 2 4 7 14 28 14,633 29,266 58,532 102,431 204,862 and 409,724, with no remainder.
Since 409,724 cannot be divided by just 1 and 409,724, it is not a prime number.