Q: Is 2,879,421 a Prime Number?
A: No, 2,879,421 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 2879421 can be evenly divided by 1 3 353 1,059 2,719 8,157 959,807 and 2,879,421, with no remainder.
Since 2,879,421 cannot be divided by just 1 and 2,879,421, it is not a prime number.