520953552 has 160 divisors (see below), whose sum is σ = 1799091200. Its totient is φ = 140994432.

The previous prime is 520953551. The next prime is 520953569. The reversal of 520953552 is 255359025.

520953552 is a `hidden beast` number, since 52 + 0 + 9 + 53 + 552 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520953551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52923 + ... + 61989.

It is an arithmetic number, because the mean of its divisors is an integer number (11244320).

Almost surely, 2^520953552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520953552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (899545600).

520953552 is an abundant number, since it is smaller than the sum of its proper divisors (1278137648).

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

520953552 is a wasteful number, since it uses less digits than its factorization.

520953552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9110 (or 9098 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 520953552 is about 22824.4069364354. The cubic root of 520953552 is about 804.6363863272.

The spelling of 520953552 in words is "five hundred twenty million, nine hundred fifty-three thousand, five hundred fifty-two".