50890800 has 60 divisors (see below), whose sum is σ = 163024040. Its totient is φ = 13570560.

The previous prime is 50890787. The next prime is 50890811. The reversal of 50890800 is 809805.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20005 + ... + 22404.

Almost surely, 2^50890800 is an apocalyptic number.

50890800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50890800 is an abundant number, since it is smaller than the sum of its proper divisors (112133240).

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

50890800 is a wasteful number, since it uses less digits than its factorization.

50890800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42430 (or 42419 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 50890800 is about 7133.7788022898. The cubic root of 50890800 is about 370.5781077072.

The spelling of 50890800 in words is "fifty million, eight hundred ninety thousand, eight hundred".