539688 has 32 divisors (see below), whose sum is σ = 1368000. Its totient is φ = 177408.

The previous prime is 539687. The next prime is 539711. The reversal of 539688 is 886935.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 539688.

It is not an unprimeable number, because it can be changed into a prime (539687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2613 + ... + 2811.

It is an arithmetic number, because the mean of its divisors is an integer number (42750).

2⁵³⁹⁶⁸⁸ is an apocalyptic number.

It is an amenable number.

539688 is an abundant number, since it is smaller than the sum of its proper divisors (828312).

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

539688 is a wasteful number, since it uses less digits than its factorization.

539688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 317 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 539688 is about 734.6346030511. The cubic root of 539688 is about 81.4168421746.

It can be divided in two parts, 5 and 39688, that added together give a palindrome (39693).

The spelling of 539688 in words is "five hundred thirty-nine thousand, six hundred eighty-eight".