520330112 has 64 divisors (see below), whose sum is σ = 1072256640. Its totient is φ = 251320320.

The previous prime is 520330099. The next prime is 520330117. The reversal of 520330112 is 211033025.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520330117) 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, 856913 + ... + 857519.

It is an arithmetic number, because the mean of its divisors is an integer number (16754010).

Almost surely, 2^520330112 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 520330112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (536128320).

520330112 is an abundant number, since it is smaller than the sum of its proper divisors (551926528).

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

520330112 is a wasteful number, since it uses less digits than its factorization.

520330112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839 (or 827 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 520330112 is about 22810.7455380134. The cubic root of 520330112 is about 804.3152810835.

Adding to 520330112 its reverse (211033025), we get a palindrome (731363137).

The spelling of 520330112 in words is "five hundred twenty million, three hundred thirty thousand, one hundred twelve".