520596 has 18 divisors (see below), whose sum is σ = 1316042. Its totient is φ = 173520.

The previous prime is 520589. The next prime is 520607. The reversal of 520596 is 695025.

It can be written as a sum of positive squares in only one way, i.e., 318096 + 202500 = 564^2 + 450^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an Ulam number.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

520596 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7195 + ... + 7266.

2⁵²⁰⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

520596 is an abundant number, since it is smaller than the sum of its proper divisors (795446).

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

520596 is a wasteful number, since it uses less digits than its factorization.

520596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14471 (or 14466 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 520596 is about 721.5233883943. The cubic root of 520596 is about 80.4452259103.

The spelling of 520596 in words is "five hundred twenty thousand, five hundred ninety-six".