Q: Is 872,821 a Prime Number?
A: No, 872,821 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 872821 can be evenly divided by 1 757 1,153 and 872,821, with no remainder.
Since 872,821 cannot be divided by just 1 and 872,821, it is not a prime number.