Q: Is 2,197,428 a Prime Number?
A: No, 2,197,428 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 2197428 can be evenly divided by 1 2 3 4 6 12 183,119 366,238 549,357 732,476 1,098,714 and 2,197,428, with no remainder.
Since 2,197,428 cannot be divided by just 1 and 2,197,428, it is not a prime number.