50538 has 8 divisors (see below), whose sum is σ = 101088. Its totient is φ = 16844.

The previous prime is 50527. The next prime is 50539. The reversal of 50538 is 83505.

50538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

50538 is an admirable number.

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (50539) by changing a digit.

50538 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, 4206 + ... + 4217.

It is an arithmetic number, because the mean of its divisors is an integer number (12636).

2⁵⁰⁵³⁸ is an apocalyptic number.

50538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50544).

50538 is a wasteful number, since it uses less digits than its factorization.

50538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8428.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 50538 is about 224.8065835335. The cubic root of 50538 is about 36.9719778086.

The spelling of 50538 in words is "fifty thousand, five hundred thirty-eight".