50783728 has 20 divisors (see below), whose sum is σ = 99641440. Its totient is φ = 25069824.

The previous prime is 50783693. The next prime is 50783737. The reversal of 50783728 is 82738705.

50783728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 18825 + ... + 21352.

It is an arithmetic number, because the mean of its divisors is an integer number (4982072).

Almost surely, 2^50783728 is an apocalyptic number.

It is an amenable number.

50783728 is a deficient number, since it is larger than the sum of its proper divisors (48857712).

50783728 is a wasteful number, since it uses less digits than its factorization.

50783728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40264 (or 40258 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 50783728 is about 7126.2702727303. The cubic root of 50783728 is about 370.3180318911.

The spelling of 50783728 in words is "fifty million, seven hundred eighty-three thousand, seven hundred twenty-eight".