Q: Is 821,226 a Prime Number?
A: No, 821,226 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 821226 can be evenly divided by 1 2 3 6 7 14 21 42 19,553 39,106 58,659 117,318 136,871 273,742 410,613 and 821,226, with no remainder.
Since 821,226 cannot be divided by just 1 and 821,226, it is not a prime number.