Q: Is 423,916 a Prime Number?
A: No, 423,916 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 423916 can be evenly divided by 1 2 4 131 262 524 809 1,618 3,236 105,979 211,958 and 423,916, with no remainder.
Since 423,916 cannot be divided by just 1 and 423,916, it is not a prime number.