50171928 has 16 divisors (see below), whose sum is σ = 125429880. Its totient is φ = 16723968.

The previous prime is 50171921. The next prime is 50171941. The reversal of 50171928 is 82917105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50171921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045225 + ... + 1045272.

Almost surely, 2^50171928 is an apocalyptic number.

It is an amenable number.

50171928 is an abundant number, since it is smaller than the sum of its proper divisors (75257952).

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

50171928 is a wasteful number, since it uses less digits than its factorization.

50171928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2090506 (or 2090502 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 50171928 is about 7083.2145244938. The cubic root of 50171928 is about 368.8249255774.

The spelling of 50171928 in words is "fifty million, one hundred seventy-one thousand, nine hundred twenty-eight".