539568 has 40 divisors (see below), whose sum is σ = 1550000. Its totient is φ = 179712.

The previous prime is 539533. The next prime is 539573. The reversal of 539568 is 865935.

It is a super-2 number, since 2×539568² = 582267253248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 193 + ... + 1056.

It is an arithmetic number, because the mean of its divisors is an integer number (38750).

2⁵³⁹⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

539568 is an abundant number, since it is smaller than the sum of its proper divisors (1010432).

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

539568 is a wasteful number, since it uses less digits than its factorization.

539568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266 (or 1254 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 539568 is about 734.5529252545. The cubic root of 539568 is about 81.4108073636.

The spelling of 539568 in words is "five hundred thirty-nine thousand, five hundred sixty-eight".