No problem, we've got 6517 and 3597 to multiply
6517 × 3597 = 3597 × (6517)
+ 3597 × 7 what gives us 25179
+ 3597 × 10 which equals 35970
+ 3597 × 500 which equals 1798500
+ 3597 × 6000 that results in 21582000

= 23441649
