50591620 has 12 divisors (see below), whose sum is σ = 106242444. Its totient is φ = 20236640.

The previous prime is 50591591. The next prime is 50591621. The reversal of 50591620 is 2619505.

50591620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 30824704 + 19766916 = 5552^2 + 4446^2 .

It is not an unprimeable number, because it can be changed into a prime (50591621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1264771 + ... + 1264810.

It is an arithmetic number, because the mean of its divisors is an integer number (8853537).

Almost surely, 2^50591620 is an apocalyptic number.

It is an amenable number.

50591620 is an abundant number, since it is smaller than the sum of its proper divisors (55650824).

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

50591620 is a wasteful number, since it uses less digits than its factorization.

50591620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2529590 (or 2529588 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 50591620 is about 7112.7786412906. The cubic root of 50591620 is about 369.8504874370.

The spelling of 50591620 in words is "fifty million, five hundred ninety-one thousand, six hundred twenty".