520369296 has 80 divisors (see below), whose sum is σ = 1413242880. Its totient is φ = 164672640.

The previous prime is 520369261. The next prime is 520369309. The reversal of 520369296 is 692963025.

It is an unprimeable 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 15 ways as a sum of consecutive naturals, for example, 151761 + ... + 155151.

It is an arithmetic number, because the mean of its divisors is an integer number (17665536).

Almost surely, 2^520369296 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 520369296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (706621440).

520369296 is an abundant number, since it is smaller than the sum of its proper divisors (892873584).

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

520369296 is a wasteful number, since it uses less digits than its factorization.

520369296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564 (or 3558 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 520369296 is about 22811.6044152971. The cubic root of 520369296 is about 804.3354705095.

The spelling of 520369296 in words is "five hundred twenty million, three hundred sixty-nine thousand, two hundred ninety-six".