Q: Is 422,218 a Prime Number?
A: No, 422,218 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 422218 can be evenly divided by 1 2 19 38 41 82 271 542 779 1,558 5,149 10,298 11,111 22,222 211,109 and 422,218, with no remainder.
Since 422,218 cannot be divided by just 1 and 422,218, it is not a prime number.