It is an ABA number since it can be written as A⋅BA, here for A=2, B=281.
It is a Duffinian number.
It is an unprimeable number.
157922 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
157922 is a Friedman number, since it can be written as (571-9)^2/2, using all its digits and the basic arithmetic operations.
2157922 is an apocalyptic number.
157922 is an frugal number, since it uses more digits than its factorization.
157922 is an evil number, because the sum of its binary digits is even.
The square root of 157922 is about 397.3940110268. The cubic root of 157922 is about 54.0523041461.
The spelling of 157922 in words is "one hundred fifty-seven thousand, nine hundred twenty-two".