50691882 has 16 divisors (see below), whose sum is σ = 104654592. Its totient is φ = 16352160.

The previous prime is 50691881. The next prime is 50691889. The reversal of 50691882 is 28819605.

It is a self number, because there is not a number n which added to its sum of digits gives 50691882.

It is not an unprimeable number, because it can be changed into a prime (50691881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136083 + ... + 136454.

It is an arithmetic number, because the mean of its divisors is an integer number (6540912).

Almost surely, 2^50691882 is an apocalyptic number.

50691882 is an abundant number, since it is smaller than the sum of its proper divisors (53962710).

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

50691882 is a wasteful number, since it uses less digits than its factorization.

50691882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272573.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 50691882 is about 7119.8231719615. The cubic root of 50691882 is about 370.0946482967.

The spelling of 50691882 in words is "fifty million, six hundred ninety-one thousand, eight hundred eighty-two".