50921028 has 48 divisors (see below), whose sum is σ = 135596160. Its totient is φ = 16513632.

The previous prime is 50921027. The next prime is 50921033. The reversal of 50921028 is 82012905.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 50920992 and 50921010.

It is not an unprimeable number, because it can be changed into a prime (50921021) 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, 2376 + ... + 10367.

It is an arithmetic number, because the mean of its divisors is an integer number (2824920).

Almost surely, 2^50921028 is an apocalyptic number.

It is an amenable number.

50921028 is an abundant number, since it is smaller than the sum of its proper divisors (84675132).

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

50921028 is a wasteful number, since it uses less digits than its factorization.

50921028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12793 (or 12785 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 50921028 is about 7135.8971405143. The cubic root of 50921028 is about 370.6514648948.

The spelling of 50921028 in words is "fifty million, nine hundred twenty-one thousand, twenty-eight".