Q: Is 523,422 a Prime Number?
A: No, 523,422 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 523422 can be evenly divided by 1 2 3 6 9 18 27 54 81 162 243 359 486 718 729 1,077 1,458 2,154 3,231 6,462 9,693 19,386 29,079 58,158 87,237 174,474 261,711 and 523,422, with no remainder.
Since 523,422 cannot be divided by just 1 and 523,422, it is not a prime number.