520883321 has 8 divisors (see below), whose sum is σ = 595977984. Its totient is φ = 445959360.

The previous prime is 520883317. The next prime is 520883327. The reversal of 520883321 is 123388025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 520883321 - 2² = 520883317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (520883327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36065 + ... + 48398.

It is an arithmetic number, because the mean of its divisors is an integer number (74497248).

Almost surely, 2^520883321 is an apocalyptic number.

It is an amenable number.

520883321 is a deficient number, since it is larger than the sum of its proper divisors (75094663).

520883321 is an equidigital number, since it uses as much as digits as its factorization.

520883321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85351.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 520883321 is about 22822.8683780107. The cubic root of 520883321 is about 804.6002263807.

The spelling of 520883321 in words is "five hundred twenty million, eight hundred eighty-three thousand, three hundred twenty-one".