Its different for everyone, trial and error is probably the only way to find out your calorie needs for bulking. I started on 3200 and now on 4000 cals.
Current (Goals) - HB squat:117.5 kg(140 kg) Bench: 95 kg (100 kg) High Pull: 82.5 kg (100 kg)
"Take the risk of thinking for yourself, much more happiness, truth, beauty, and wisdom will come to you that way."
- Christopher Hitchens