Alright, let's work through 5537 times 3966 step by step
5537 × 3966 = 3966 × (5537)
+ 3966 × 7 that equals 27762
+ 3966 × 30 which equals 118980
+ 3966 × 500 that is equal 1983000
+ 3966 × 5000 that equals 19830000

= 21959742
