50864388 has 12 divisors (see below), whose sum is σ = 118683600. Its totient is φ = 16954792.

The previous prime is 50864383. The next prime is 50864393. The reversal of 50864388 is 88346805.

It is an interprime number because it is at equal distance from previous prime (50864383) and next prime (50864393).

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

It is a super-2 number, since 2×50864388² = 5174371933229088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50864383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2119338 + ... + 2119361.

It is an arithmetic number, because the mean of its divisors is an integer number (9890300).

Almost surely, 2^50864388 is an apocalyptic number.

It is an amenable number.

50864388 is an abundant number, since it is smaller than the sum of its proper divisors (67819212).

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

50864388 is a wasteful number, since it uses less digits than its factorization.

50864388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4238706 (or 4238704 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 50864388 is about 7131.9273692320. The cubic root of 50864388 is about 370.5139873899.

The spelling of 50864388 in words is "fifty million, eight hundred sixty-four thousand, three hundred eighty-eight".