Alright, let's work through 3877 times 8399 step by step
3877 × 8399 = 8399 × (3877)
+ 8399 × 7 producing 58793
+ 8399 × 70 yielding 587930
+ 8399 × 800 what gives us 6719200
+ 8399 × 3000 what gives us 25197000

= 32562923
