52510520 has 32 divisors (see below), whose sum is σ = 118389600. Its totient is φ = 20961408.

The previous prime is 52510519. The next prime is 52510529. The reversal of 52510520 is 2501525.

52510520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 52510492 and 52510501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52510529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24866 + ... + 26894.

It is an arithmetic number, because the mean of its divisors is an integer number (3699675).

Almost surely, 2^52510520 is an apocalyptic number.

It is an amenable number.

52510520 is an abundant number, since it is smaller than the sum of its proper divisors (65879080).

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

52510520 is a wasteful number, since it uses less digits than its factorization.

52510520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687 (or 2683 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 52510520 is about 7246.4142857002. The cubic root of 52510520 is about 374.4686281469.

The spelling of 52510520 in words is "fifty-two million, five hundred ten thousand, five hundred twenty".