252243846 has 24 divisors (see below), whose sum is σ = 548192424. Its totient is φ = 83825280.

The previous prime is 252243781. The next prime is 252243851. The reversal of 252243846 is 648342252.

252243846 is a `hidden beast` number, since 252 + 24 + 384 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 252243846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15211 + ... + 27126.

It is an arithmetic number, because the mean of its divisors is an integer number (22841351).

Almost surely, 2^252243846 is an apocalyptic number.

252243846 is an abundant number, since it is smaller than the sum of its proper divisors (295948578).

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

252243846 is a wasteful number, since it uses less digits than its factorization.

252243846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42676 (or 42673 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 252243846 is about 15882.1864363821. The cubic root of 252243846 is about 631.8396267624.

The spelling of 252243846 in words is "two hundred fifty-two million, two hundred forty-three thousand, eight hundred forty-six".