520561528 has 16 divisors (see below), whose sum is σ = 976455000. Its totient is φ = 260173536.

The previous prime is 520561501. The next prime is 520561529. The reversal of 520561528 is 825165025.

It is a junction number, because it is equal to n+sod(n) for n = 520561493 and 520561502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520561529) 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, 9538 + ... + 33646.

Almost surely, 2^520561528 is an apocalyptic number.

It is an amenable number.

520561528 is a deficient number, since it is larger than the sum of its proper divisors (455893472).

520561528 is a wasteful number, since it uses less digits than its factorization.

520561528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26814 (or 26810 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 520561528 is about 22815.8174957638. The cubic root of 520561528 is about 804.4345027300.

The spelling of 520561528 in words is "five hundred twenty million, five hundred sixty-one thousand, five hundred twenty-eight".