Q: Is 522 a Prime Number?
A: No, 522 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 522 can be evenly divided by 1 2 3 6 9 18 29 58 87 174 261 and 522, with no remainder.
Since 522 cannot be divided by just 1 and 522, it is not a prime number.