539004 has 12 divisors (see below), whose sum is σ = 1257704. Its totient is φ = 179664.

The previous prime is 539003. The next prime is 539009. The reversal of 539004 is 400935.

539004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22447 + ... + 22470.

2⁵³⁹⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

539004 is an abundant number, since it is smaller than the sum of its proper divisors (718700).

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

539004 is a wasteful number, since it uses less digits than its factorization.

539004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44924 (or 44922 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 539004 is about 734.1689178929. The cubic root of 539004 is about 81.3824317601.

Adding to 539004 its reverse (400935), we get a palindrome (939939).

The spelling of 539004 in words is "five hundred thirty-nine thousand, four".