50639168 has 28 divisors (see below), whose sum is σ = 102389940. Its totient is φ = 24840192.

The previous prime is 50639159. The next prime is 50639177. The reversal of 50639168 is 86193605.

It is an interprime number because it is at equal distance from previous prime (50639159) and next prime (50639177).

It can be written as a sum of positive squares in 2 ways, for example, as 40347904 + 10291264 = 6352^2 + 3208^2 .

It is a congruent number.

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, 4073 + ... + 10856.

Almost surely, 2^50639168 is an apocalyptic number.

It is an amenable number.

50639168 is an abundant number, since it is smaller than the sum of its proper divisors (51750772).

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

50639168 is a wasteful number, since it uses less digits than its factorization.

50639168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14994 (or 14984 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 50639168 is about 7116.1202912823. The cubic root of 50639168 is about 369.9663178494.

The spelling of 50639168 in words is "fifty million, six hundred thirty-nine thousand, one hundred sixty-eight".