Alright, let's work through 1864 times 1534 step by step
1864 × 1534 = 1534 × (1864)
+ 1534 × 4 that is equal 6136
+ 1534 × 60 yielding 92040
+ 1534 × 800 producing 1227200
+ 1534 × 1000 resulting in 1534000

= 2859376
