50638 has 8 divisors (see below), whose sum is σ = 86832. Its totient is φ = 21696.

The previous prime is 50627. The next prime is 50647. The reversal of 50638 is 83605.

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

It is a congruent number.

It is an unprimeable number.

50638 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1795 + ... + 1822.

It is an arithmetic number, because the mean of its divisors is an integer number (10854).

2⁵⁰⁶³⁸ is an apocalyptic number.

50638 is a deficient number, since it is larger than the sum of its proper divisors (36194).

50638 is a wasteful number, since it uses less digits than its factorization.

50638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3626.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 50638 is about 225.0288870345. The cubic root of 50638 is about 36.9963473385.

It can be divided in two parts, 5063 and 8, that multiplied together give a palindrome (40504).

The spelling of 50638 in words is "fifty thousand, six hundred thirty-eight".