252755158 has 4 divisors (see below), whose sum is σ = 379132740. Its totient is φ = 126377578.

The previous prime is 252755141. The next prime is 252755171. The reversal of 252755158 is 851557252.

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

It is a self number, because there is not a number n which added to its sum of digits gives 252755158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63188788 + ... + 63188791.

It is an arithmetic number, because the mean of its divisors is an integer number (94783185).

Almost surely, 2^252755158 is an apocalyptic number.

252755158 is a deficient number, since it is larger than the sum of its proper divisors (126377582).

252755158 is a wasteful number, since it uses less digits than its factorization.

252755158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126377581.

The product of its digits is 140000, while the sum is 40.

The square root of 252755158 is about 15898.2753152661. The cubic root of 252755158 is about 632.2662630540.

The spelling of 252755158 in words is "two hundred fifty-two million, seven hundred fifty-five thousand, one hundred fifty-eight".