Q: Is 858,889 a Prime Number?
A: No, 858,889 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 858889 can be evenly divided by 1 23 107 349 2,461 8,027 37,343 and 858,889, with no remainder.
Since 858,889 cannot be divided by just 1 and 858,889, it is not a prime number.