Q: Is 1,987,422 a Prime Number?
A: No, 1,987,422 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 1987422 can be evenly divided by 1 2 3 6 139 278 417 834 2,383 4,766 7,149 14,298 331,237 662,474 993,711 and 1,987,422, with no remainder.
Since 1,987,422 cannot be divided by just 1 and 1,987,422, it is not a prime number.