A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9495720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 45 52 60 65 72 78 90 104 117 120 130 156 180 195 234 260 312 360 390 468 520 585 780 936 1,170 1,560 2,029 2,340 4,058 4,680 6,087 8,116 10,145 12,174 16,232 18,261 20,290 24,348 26,377 30,435 36,522 40,580 48,696 52,754 60,870 73,044 79,131 81,160 91,305 105,508 121,740 131,885 146,088 158,262 182,610 211,016 237,393 243,480 263,770 316,524 365,220 395,655 474,786 527,540 633,048 730,440 791,310 949,572 1,055,080 1,186,965 1,582,620 1,899,144 2,373,930 3,165,240 4,747,860 and 9,495,720, with no remainder.
Since 9,495,720 cannot be divided by just 1 and 9,495,720, it is not a prime number.