If you put these 700k in Vanguard, you could get ~3.21% per year forever. That works out to 22k$/year. Perhaps it's below poverty line in US, but for some count

If you put these 700k in Vanguard, you could get ~3.21% per year forever. That works out to 22k$/year. Perhaps it's below poverty line in US, but for some countries that could be upper part of middle-class income.