50732891 has 4 divisors (see below), whose sum is σ = 55344984. Its totient is φ = 46120800.

The previous prime is 50732863. The next prime is 50732893. The reversal of 50732891 is 19823705.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50732891 - 2¹⁰ = 50731867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50732893) 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, 2306030 + ... + 2306051.

It is an arithmetic number, because the mean of its divisors is an integer number (13836246).

Almost surely, 2^50732891 is an apocalyptic number.

50732891 is a deficient number, since it is larger than the sum of its proper divisors (4612093).

50732891 is a wasteful number, since it uses less digits than its factorization.

50732891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4612092.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 50732891 is about 7122.7025067737. The cubic root of 50732891 is about 370.1944218038.

The spelling of 50732891 in words is "fifty million, seven hundred thirty-two thousand, eight hundred ninety-one".