No problem, we've got 1679 and 2489 to multiply
1679 × 2489 = 2489 × (1679)
+ 2489 × 9 that equals 22401
+ 2489 × 70 what gives us 174230
+ 2489 × 600 producing 1493400
+ 2489 × 1000 resulting in 2489000

= 4179031
