54438 has 16 divisors (see below), whose sum is σ = 111936. Its totient is φ = 17640.

The previous prime is 54437. The next prime is 54443. The reversal of 54438 is 83445.

It is a happy number.

54438 is nontrivially palindromic in base 5.

54438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a plaindrome in base 11.

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 54438.

It is not an unprimeable number, because it can be changed into a prime (54437) 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, 153 + ... + 363.

It is an arithmetic number, because the mean of its divisors is an integer number (6996).

2⁵⁴⁴³⁸ is an apocalyptic number.

54438 is an abundant number, since it is smaller than the sum of its proper divisors (57498).

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 (55968).

54438 is a wasteful number, since it uses less digits than its factorization.

54438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259.

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

The square root of 54438 is about 233.3195234009. The cubic root of 54438 is about 37.8995500303.

The spelling of 54438 in words is "fifty-four thousand, four hundred thirty-eight".