Q: Is 878,401 a Prime Number?
A: No, 878,401 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 878401 can be evenly divided by 1 79 11,119 and 878,401, with no remainder.
Since 878,401 cannot be divided by just 1 and 878,401, it is not a prime number.