520846256 has 40 divisors (see below), whose sum is σ = 1160012064. Its totient is φ = 221921280.

The previous prime is 520846241. The next prime is 520846303. The reversal of 520846256 is 652648025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5936 + ... + 32816.

Almost surely, 2^520846256 is an apocalyptic number.

520846256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520846256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580006032).

520846256 is an abundant number, since it is smaller than the sum of its proper divisors (639165808).

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

520846256 is a wasteful number, since it uses less digits than its factorization.

520846256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27069 (or 27063 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 520846256 is about 22822.0563490672. The cubic root of 520846256 is about 804.5811413550.

The spelling of 520846256 in words is "five hundred twenty million, eight hundred forty-six thousand, two hundred fifty-six".