A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2964000 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 19 20 24 25 26 30 32 38 39 40 48 50 52 57 60 65 75 76 78 80 95 96 100 104 114 120 125 130 150 152 156 160 190 195 200 208 228 240 247 250 260 285 300 304 312 325 375 380 390 400 416 456 475 480 494 500 520 570 600 608 624 650 741 750 760 780 800 912 950 975 988 1,000 1,040 1,140 1,200 1,235 1,248 1,300 1,425 1,482 1,500 1,520 1,560 1,625 1,824 1,900 1,950 1,976 2,000 2,080 2,280 2,375 2,400 2,470 2,600 2,850 2,964 3,000 3,040 3,120 3,250 3,705 3,800 3,900 3,952 4,000 4,560 4,750 4,875 4,940 5,200 5,700 5,928 6,000 6,175 6,240 6,500 7,125 7,410 7,600 7,800 7,904 9,120 9,500 9,750 9,880 10,400 11,400 11,856 12,000 12,350 13,000 14,250 14,820 15,200 15,600 18,525 19,000 19,500 19,760 22,800 23,712 24,700 26,000 28,500 29,640 30,875 31,200 37,050 38,000 39,000 39,520 45,600 49,400 52,000 57,000 59,280 61,750 74,100 76,000 78,000 92,625 98,800 114,000 118,560 123,500 148,200 156,000 185,250 197,600 228,000 247,000 296,400 370,500 494,000 592,800 741,000 988,000 1,482,000 and 2,964,000, with no remainder.
Since 2,964,000 cannot be divided by just 1 and 2,964,000, it is not a prime number.