544044 has 12 divisors (see below), whose sum is σ = 1269464. Its totient is φ = 181344.

The previous prime is 544031. The next prime is 544097. The reversal of 544044 is 440445.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 544044.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 544044.

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, 22657 + ... + 22680.

2⁵⁴⁴⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

544044 is an abundant number, since it is smaller than the sum of its proper divisors (725420).

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

544044 is a wasteful number, since it uses less digits than its factorization.

544044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45344 (or 45342 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 544044 is about 737.5933839183. The cubic root of 544044 is about 81.6353028715.

Adding to 544044 its reverse (440445), we get a palindrome (984489).

The spelling of 544044 in words is "five hundred forty-four thousand, forty-four".