522304313 has 4 divisors (see below), whose sum is σ = 528915840. Its totient is φ = 515692788.

The previous prime is 522304301. The next prime is 522304351. The reversal of 522304313 is 313403225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 522304313 - 2¹⁴ = 522287929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522300313) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3305645 + ... + 3305802.

It is an arithmetic number, because the mean of its divisors is an integer number (132228960).

Almost surely, 2^522304313 is an apocalyptic number.

It is an amenable number.

522304313 is a deficient number, since it is larger than the sum of its proper divisors (6611527).

522304313 is an equidigital number, since it uses as much as digits as its factorization.

522304313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611526.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 522304313 is about 22853.9780563472. The cubic root of 522304313 is about 805.3312233410.

Adding to 522304313 its reverse (313403225), we get a palindrome (835707538).

The spelling of 522304313 in words is "five hundred twenty-two million, three hundred four thousand, three hundred thirteen".