50658918 has 16 divisors (see below), whose sum is σ = 101744640. Its totient is φ = 16815176.

The previous prime is 50658913. The next prime is 50658919. The reversal of 50658918 is 81985605.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50658918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50658913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16230 + ... + 19097.

It is an arithmetic number, because the mean of its divisors is an integer number (6359040).

Almost surely, 2^50658918 is an apocalyptic number.

50658918 is an abundant number, since it is smaller than the sum of its proper divisors (51085722).

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

50658918 is a wasteful number, since it uses less digits than its factorization.

50658918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35571.

The product of its (nonzero) digits is 86400, while the sum is 42.

The square root of 50658918 is about 7117.5078503645. The cubic root of 50658918 is about 370.0144089835.

The spelling of 50658918 in words is "fifty million, six hundred fifty-eight thousand, nine hundred eighteen".