50528621 has 16 divisors (see below), whose sum is σ = 59660160. Its totient is φ = 42189120.

The previous prime is 50528617. The next prime is 50528627. The reversal of 50528621 is 12682505.

It is a cyclic number.

It is not a de Polignac number, because 50528621 - 2² = 50528617 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50528627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31976 + ... + 33518.

It is an arithmetic number, because the mean of its divisors is an integer number (3728760).

Almost surely, 2^50528621 is an apocalyptic number.

It is an amenable number.

50528621 is a deficient number, since it is larger than the sum of its proper divisors (9131539).

50528621 is a wasteful number, since it uses less digits than its factorization.

50528621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 50528621 is about 7108.3486830628. The cubic root of 50528621 is about 369.6969054206.

The spelling of 50528621 in words is "fifty million, five hundred twenty-eight thousand, six hundred twenty-one".