No problem, we've got 9864 and 462 to multiply
9864 × 462 = 462 × (9864)
+ 462 × 4 producing 1848
+ 462 × 60 that is equal 27720
+ 462 × 800 what gives us 369600
+ 462 × 9000 what gives us 4158000

= 4557168
