A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 8794500 can be evenly divided by 1 2 3 4 5 6 10 11 12 13 15 20 22 25 26 30 33 39 41 44 50 52 55 60 65 66 75 78 82 100 110 123 125 130 132 143 150 156 164 165 195 205 220 246 250 260 275 286 300 325 330 375 390 410 429 451 492 500 533 550 572 615 650 660 715 750 780 820 825 858 902 975 1,025 1,066 1,100 1,230 1,300 1,353 1,375 1,430 1,500 1,599 1,625 1,650 1,716 1,804 1,950 2,050 2,132 2,145 2,255 2,460 2,665 2,706 2,750 2,860 3,075 3,198 3,250 3,300 3,575 3,900 4,100 4,125 4,290 4,510 4,875 5,125 5,330 5,412 5,500 5,863 6,150 6,396 6,500 6,765 7,150 7,995 8,250 8,580 9,020 9,750 10,250 10,660 10,725 11,275 11,726 12,300 13,325 13,530 14,300 15,375 15,990 16,500 17,589 17,875 19,500 20,500 21,450 22,550 23,452 26,650 27,060 29,315 30,750 31,980 33,825 35,178 35,750 39,975 42,900 45,100 53,300 53,625 56,375 58,630 61,500 66,625 67,650 70,356 71,500 79,950 87,945 107,250 112,750 117,260 133,250 135,300 146,575 159,900 169,125 175,890 199,875 214,500 225,500 266,500 293,150 338,250 351,780 399,750 439,725 586,300 676,500 732,875 799,500 879,450 1,465,750 1,758,900 2,198,625 2,931,500 4,397,250 and 8,794,500, with no remainder.
Since 8,794,500 cannot be divided by just 1 and 8,794,500, it is not a prime number.