There are lots of millionaires which are not stereotypical rich people.
It's not a lot of money, but you could live off it if you were frugal.
It's a pretty decent way to live in Belize or Costa Rica. Good luck in the UK. Germany, probably not, but Czech Republic may well be fine.
It depends on where you want to live. One of the factors which makes a huge difference is how old you are - the older you are the better healthcare you're going to need. Some of those low cost destinations don't have that great of healthcare - but some do!
(Reminder that the median income in the US is $44k a year). So lots and lots of people make that work...
The parent post was making distinction between rich/poor and nomad/hobo. I can't tell which this guy is and was asking for more background.