252860238 has 16 divisors (see below), whose sum is σ = 561911760. Its totient is φ = 84286728.

The previous prime is 252860219. The next prime is 252860249. The reversal of 252860238 is 832068252.

252860238 is a `hidden beast` number, since 25 + 28 + 602 + 3 + 8 = 666.

252860238 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×252860238² = 127876599922833288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2341245 + ... + 2341352.

It is an arithmetic number, because the mean of its divisors is an integer number (35119485).

Almost surely, 2^252860238 is an apocalyptic number.

252860238 is an abundant number, since it is smaller than the sum of its proper divisors (309051522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252860238 is a wasteful number, since it uses less digits than its factorization.

252860238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682608 (or 4682602 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 252860238 is about 15901.5797328442. The cubic root of 252860238 is about 632.3538700153.

The spelling of 252860238 in words is "two hundred fifty-two million, eight hundred sixty thousand, two hundred thirty-eight".