Q: Is 422,790 a Prime Number?
A: No, 422,790 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 422790 can be evenly divided by 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 829 1,658 2,487 4,145 4,974 8,290 12,435 14,093 24,870 28,186 42,279 70,465 84,558 140,930 211,395 and 422,790, with no remainder.
Since 422,790 cannot be divided by just 1 and 422,790, it is not a prime number.