The Tribes of Israel: Total Strength of, on Leaving Egypt
Source: TTT
Exodus 12:37
The Israelites journeyed from Rameses to Succoth with about 600,000 men on foot, besides women and children.
Numbers 1:44–46
These were the men numbered by Moses and Aaron, with the assistance of the twelve leaders of Israel, each one representing his family. / So all the Israelites twenty years of age or older who could serve in Israel’s army were counted according to their families. / And all those counted totaled 603,550.
Numbers 2:32
These are the Israelites, numbered according to their families. The total of those counted in the camps, by their divisions, was 603,550.