John Gill Commentary Numbers 3:34

"And those that were numbered of them, according to the number of all the males, from a month old and upward, were six thousand and two hundred." — Numbers 3:34 (ASV)

And those that were numbered of them
Of the above two families:

according to the number of all the males, from a month old and upward,
[were] six thousand and two hundred ;
6,200 men; the least number of them all.