252272404 has 12 divisors (see below), whose sum is σ = 442871604. Its totient is φ = 125737664.

The previous prime is 252272381. The next prime is 252272411. The reversal of 252272404 is 404272252.

252272404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 126787600 + 125484804 = 11260^2 + 11202^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98209 + ... + 100744.

It is an arithmetic number, because the mean of its divisors is an integer number (36905967).

Almost surely, 2^252272404 is an apocalyptic number.

It is an amenable number.

252272404 is a deficient number, since it is larger than the sum of its proper divisors (190599200).

252272404 is a wasteful number, since it uses less digits than its factorization.

252272404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199274 (or 199272 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 252272404 is about 15883.0854685102. The cubic root of 252272404 is about 631.8634706148.

The spelling of 252272404 in words is "two hundred fifty-two million, two hundred seventy-two thousand, four hundred four".