Q: Is 425,518 a Prime Number?
A: No, 425,518 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 425518 can be evenly divided by 1 2 151 302 1,409 2,818 212,759 and 425,518, with no remainder.
Since 425,518 cannot be divided by just 1 and 425,518, it is not a prime number.