Q: Is 820,674 a Prime Number?
A: No, 820,674 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 820674 can be evenly divided by 1 2 3 6 9 18 127 254 359 381 718 762 1,077 1,143 2,154 2,286 3,231 6,462 45,593 91,186 136,779 273,558 410,337 and 820,674, with no remainder.
Since 820,674 cannot be divided by just 1 and 820,674, it is not a prime number.