Q: Is 844,420 a Prime Number?
A: No, 844,420 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 844420 can be evenly divided by 1 2 4 5 10 20 42,221 84,442 168,884 211,105 422,210 and 844,420, with no remainder.
Since 844,420 cannot be divided by just 1 and 844,420, it is not a prime number.