Q: Is 824,420 a Prime Number?
A: No, 824,420 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 824420 can be evenly divided by 1 2 4 5 10 20 41,221 82,442 164,884 206,105 412,210 and 824,420, with no remainder.
Since 824,420 cannot be divided by just 1 and 824,420, it is not a prime number.