544536 has 32 divisors (see below), whose sum is σ = 1513200. Its totient is φ = 181440.

The previous prime is 544517. The next prime is 544543. The reversal of 544536 is 635445.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045 + ... + 1476.

2⁵⁴⁴⁵³⁶ is an apocalyptic number.

It is an amenable number.

544536 is an abundant number, since it is smaller than the sum of its proper divisors (968664).

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

544536 is a wasteful number, since it uses less digits than its factorization.

544536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2536 (or 2526 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 544536 is about 737.9268256406. The cubic root of 544536 is about 81.6599041094.

Subtracting 544536 from its reverse (635445), we obtain a palindrome (90909).

The spelling of 544536 in words is "five hundred forty-four thousand, five hundred thirty-six".