539804 has 6 divisors (see below), whose sum is σ = 944664. Its totient is φ = 269900.

The previous prime is 539797. The next prime is 539837. The reversal of 539804 is 408935.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67472 + ... + 67479.

It is an arithmetic number, because the mean of its divisors is an integer number (157444).

2⁵³⁹⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

539804 is a deficient number, since it is larger than the sum of its proper divisors (404860).

539804 is a wasteful number, since it uses less digits than its factorization.

539804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134955 (or 134953 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 539804 is about 734.7135496233. The cubic root of 539804 is about 81.4226749750.

The spelling of 539804 in words is "five hundred thirty-nine thousand, eight hundred four".