539544 has 16 divisors (see below), whose sum is σ = 1348920. Its totient is φ = 179840.

The previous prime is 539533. The next prime is 539573. The reversal of 539544 is 445935.

It is a super-2 number, since 2×539544² = 582215455872, which contains 22 as substring.

It is a congruent number.

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, 11217 + ... + 11264.

2⁵³⁹⁵⁴⁴ is an apocalyptic number.

It is an amenable number.

539544 is an abundant number, since it is smaller than the sum of its proper divisors (809376).

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

539544 is a wasteful number, since it uses less digits than its factorization.

539544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22490 (or 22486 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 539544 is about 734.5365886054. The cubic root of 539544 is about 81.4096002940.

The spelling of 539544 in words is "five hundred thirty-nine thousand, five hundred forty-four".