Q: Is 858,670 a Prime Number?
A: No, 858,670 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 858670 can be evenly divided by 1 2 5 10 17 34 85 170 5,051 10,102 25,255 50,510 85,867 171,734 429,335 and 858,670, with no remainder.
Since 858,670 cannot be divided by just 1 and 858,670, it is not a prime number.