520843332 has 24 divisors (see below), whose sum is σ = 1217950272. Its totient is φ = 173236000.

The previous prime is 520843321. The next prime is 520843361. The reversal of 520843332 is 233348025.

It is a self number, because there is not a number n which added to its sum of digits gives 520843332.

It is an unprimeable number.

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, 41544 + ... + 52607.

It is an arithmetic number, because the mean of its divisors is an integer number (50747928).

Almost surely, 2^520843332 is an apocalyptic number.

It is an amenable number.

520843332 is an abundant number, since it is smaller than the sum of its proper divisors (697106940).

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

520843332 is a wasteful number, since it uses less digits than its factorization.

520843332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94619 (or 94617 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 520843332 is about 22821.9922881417. The cubic root of 520843332 is about 804.5796357286.

The spelling of 520843332 in words is "five hundred twenty million, eight hundred forty-three thousand, three hundred thirty-two".