No problem, we've got 1909 and 4666 to multiply
1909 × 4666 = 4666 × (1909)
+ 4666 × 9 giving us 41994
+ 4666 × 00 what gives us 0
+ 4666 × 900 what gives us 4199400
+ 4666 × 1000 giving us 4666000

= 8907394
