A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2464200 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 37 40 45 50 60 72 74 75 90 100 111 120 148 150 180 185 200 222 225 296 300 333 360 370 444 450 555 600 666 740 888 900 925 1,110 1,332 1,369 1,480 1,665 1,800 1,850 2,220 2,664 2,738 2,775 3,330 3,700 4,107 4,440 5,476 5,550 6,660 6,845 7,400 8,214 8,325 10,952 11,100 12,321 13,320 13,690 16,428 16,650 20,535 22,200 24,642 27,380 32,856 33,300 34,225 41,070 49,284 54,760 61,605 66,600 68,450 82,140 98,568 102,675 123,210 136,900 164,280 205,350 246,420 273,800 308,025 410,700 492,840 616,050 821,400 1,232,100 and 2,464,200, with no remainder.
Since 2,464,200 cannot be divided by just 1 and 2,464,200, it is not a prime number.