50519728 has 20 divisors (see below), whose sum is σ = 111865360. Its totient is φ = 21651264.

The previous prime is 50519719. The next prime is 50519737. The reversal of 50519728 is 82791505.

It is an interprime number because it is at equal distance from previous prime (50519719) and next prime (50519737).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225423 + ... + 225646.

It is an arithmetic number, because the mean of its divisors is an integer number (5593268).

Almost surely, 2^50519728 is an apocalyptic number.

It is an amenable number.

50519728 is an abundant number, since it is smaller than the sum of its proper divisors (61345632).

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

50519728 is a wasteful number, since it uses less digits than its factorization.

50519728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451084 (or 451078 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 50519728 is about 7107.7231234763. The cubic root of 50519728 is about 369.6752153539.

The spelling of 50519728 in words is "fifty million, five hundred nineteen thousand, seven hundred twenty-eight".