A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9625680 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 29 30 36 40 45 48 58 60 72 80 87 90 116 120 144 145 174 180 232 240 261 290 348 360 435 461 464 522 580 696 720 870 922 1,044 1,160 1,305 1,383 1,392 1,740 1,844 2,088 2,305 2,320 2,610 2,766 3,480 3,688 4,149 4,176 4,610 5,220 5,532 6,915 6,960 7,376 8,298 9,220 10,440 11,064 13,369 13,830 16,596 18,440 20,745 20,880 22,128 26,738 27,660 33,192 36,880 40,107 41,490 53,476 55,320 66,384 66,845 80,214 82,980 106,952 110,640 120,321 133,690 160,428 165,960 200,535 213,904 240,642 267,380 320,856 331,920 401,070 481,284 534,760 601,605 641,712 802,140 962,568 1,069,520 1,203,210 1,604,280 1,925,136 2,406,420 3,208,560 4,812,840 and 9,625,680, with no remainder.
Since 9,625,680 cannot be divided by just 1 and 9,625,680, it is not a prime number.