44538 has 16 divisors (see below), whose sum is σ = 96096. Its totient is φ = 13680.

The previous prime is 44537. The next prime is 44543. The reversal of 44538 is 83544.

It is a happy number.

44538 is nontrivially palindromic in base 9.

It is a plaindrome in base 14.

It is a nialpdrome in base 6.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 44538.

It is not an unprimeable number, because it can be changed into a prime (44531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208 + ... + 363.

It is an arithmetic number, because the mean of its divisors is an integer number (6006).

2⁴⁴⁵³⁸ is an apocalyptic number.

44538 is an abundant number, since it is smaller than the sum of its proper divisors (51558).

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 (48048).

44538 is a wasteful number, since it uses less digits than its factorization.

44538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589.

The product of its digits is 1920, while the sum is 24.

The square root of 44538 is about 211.0402805154. The cubic root of 44538 is about 35.4467892901.

The spelling of 44538 in words is "forty-four thousand, five hundred thirty-eight".