Q: Is 402 a Prime Number?
A: No, 402 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 402 can be evenly divided by 1 2 3 6 67 134 201 and 402, with no remainder.
Since 402 cannot be divided by just 1 and 402, it is not a prime number.