Q: Is 1,666,942 a Prime Number?
A: No, 1,666,942 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 1666942 can be evenly divided by 1 2 503 1,006 1,657 3,314 833,471 and 1,666,942, with no remainder.
Since 1,666,942 cannot be divided by just 1 and 1,666,942, it is not a prime number.