50021156 has 12 divisors (see below), whose sum is σ = 87818892. Its totient is φ = 24930048.

The previous prime is 50021149. The next prime is 50021173. The reversal of 50021156 is 65112005.

50021156 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 14212900 + 35808256 = 3770^2 + 5984^2 .

It is an unprimeable number.

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, 18725 + ... + 21228.

It is an arithmetic number, because the mean of its divisors is an integer number (7318241).

Almost surely, 2^50021156 is an apocalyptic number.

It is an amenable number.

50021156 is a deficient number, since it is larger than the sum of its proper divisors (37797736).

50021156 is a wasteful number, since it uses less digits than its factorization.

50021156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40270 (or 40268 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 50021156 is about 7072.5636087631. The cubic root of 50021156 is about 368.4551021176.

The spelling of 50021156 in words is "fifty million, twenty-one thousand, one hundred fifty-six".