It is an ABA number since it can be written as A⋅BA, here for A=2, B=46219.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4272391922.
It is an unprimeable number.
Almost surely, 24272391922 is an apocalyptic number.
4272391922 is an frugal number, since it uses more digits than its factorization.
4272391922 is an evil number, because the sum of its binary digits is even.
The square root of 4272391922 is about 65363.5366393221. The cubic root of 4272391922 is about 1622.6456695605.
The spelling of 4272391922 in words is "four billion, two hundred seventy-two million, three hundred ninety-one thousand, nine hundred twenty-two".