Q: Is 489,472 a Prime Number?
A: No, 489,472 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 489472 can be evenly divided by 1 2 4 8 16 32 64 128 239 256 478 512 956 1,024 1,912 2,048 3,824 7,648 15,296 30,592 61,184 122,368 244,736 and 489,472, with no remainder.
Since 489,472 cannot be divided by just 1 and 489,472, it is not a prime number.