50531864 has 8 divisors (see below), whose sum is σ = 94747260. Its totient is φ = 25265928.

The previous prime is 50531857. The next prime is 50531881. The reversal of 50531864 is 46813505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 50531864.

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, 3158234 + ... + 3158249.

Almost surely, 2^50531864 is an apocalyptic number.

It is an amenable number.

50531864 is a deficient number, since it is larger than the sum of its proper divisors (44215396).

50531864 is a wasteful number, since it uses less digits than its factorization.

50531864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6316489 (or 6316485 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 50531864 is about 7108.5767914541. The cubic root of 50531864 is about 369.7048144788.

The spelling of 50531864 in words is "fifty million, five hundred thirty-one thousand, eight hundred sixty-four".