50391372 has 12 divisors (see below), whose sum is σ = 117579896. Its totient is φ = 16797120.

The previous prime is 50391347. The next prime is 50391391. The reversal of 50391372 is 27319305.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2099629 + ... + 2099652.

Almost surely, 2^50391372 is an apocalyptic number.

It is an amenable number.

50391372 is an abundant number, since it is smaller than the sum of its proper divisors (67188524).

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

50391372 is a wasteful number, since it uses less digits than its factorization.

50391372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4199288 (or 4199286 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 50391372 is about 7098.6880478015. The cubic root of 50391372 is about 369.3618706056.

The spelling of 50391372 in words is "fifty million, three hundred ninety-one thousand, three hundred seventy-two".