252755122 has 4 divisors (see below), whose sum is σ = 379132686. Its totient is φ = 126377560.

The previous prime is 252755093. The next prime is 252755141. The reversal of 252755122 is 221557252.

252755122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 214944921 + 37810201 = 14661^2 + 6149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63188779 + ... + 63188782.

Almost surely, 2^252755122 is an apocalyptic number.

252755122 is a deficient number, since it is larger than the sum of its proper divisors (126377564).

252755122 is a wasteful number, since it uses less digits than its factorization.

252755122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126377563.

The product of its digits is 14000, while the sum is 31.

The square root of 252755122 is about 15898.2741830678. The cubic root of 252755122 is about 632.2662330361.

The spelling of 252755122 in words is "two hundred fifty-two million, seven hundred fifty-five thousand, one hundred twenty-two".