50918 has 8 divisors (see below), whose sum is σ = 87312. Its totient is φ = 21816.

The previous prime is 50909. The next prime is 50923. The reversal of 50918 is 81905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50893 and 50902.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 50918.

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, 1805 + ... + 1832.

It is an arithmetic number, because the mean of its divisors is an integer number (10914).

2⁵⁰⁹¹⁸ is an apocalyptic number.

50918 is a deficient number, since it is larger than the sum of its proper divisors (36394).

50918 is a wasteful number, since it uses less digits than its factorization.

50918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 50918 is about 225.6501717261. The cubic root of 50918 is about 37.0644117865.

The spelling of 50918 in words is "fifty thousand, nine hundred eighteen".