50821536 has 48 divisors (see below), whose sum is σ = 139212864. Its totient is φ = 16203264.

The previous prime is 50821487. The next prime is 50821549. The reversal of 50821536 is 63512805.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9301 + ... + 13716.

It is an arithmetic number, because the mean of its divisors is an integer number (2900268).

Almost surely, 2^50821536 is an apocalyptic number.

It is an amenable number.

50821536 is an abundant number, since it is smaller than the sum of its proper divisors (88391328).

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

50821536 is a wasteful number, since it uses less digits than its factorization.

50821536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23053 (or 23045 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 50821536 is about 7128.9224992281. The cubic root of 50821536 is about 370.4099085060.

The spelling of 50821536 in words is "fifty million, eight hundred twenty-one thousand, five hundred thirty-six".