Q: Is 422,217 a Prime Number?
A: No, 422,217 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 422217 can be evenly divided by 1 3 9 43 129 387 1,091 3,273 9,819 46,913 140,739 and 422,217, with no remainder.
Since 422,217 cannot be divided by just 1 and 422,217, it is not a prime number.