Q: Is 2,166,498 a Prime Number?
A: No, 2,166,498 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 2166498 can be evenly divided by 1 2 3 6 9 18 37 74 111 222 333 666 3,253 6,506 9,759 19,518 29,277 58,554 120,361 240,722 361,083 722,166 1,083,249 and 2,166,498, with no remainder.
Since 2,166,498 cannot be divided by just 1 and 2,166,498, it is not a prime number.