522306323 has 16 divisors (see below), whose sum is σ = 651711744. Its totient is φ = 406664160.

The previous prime is 522306299. The next prime is 522306329. The reversal of 522306323 is 323603225.

It is a happy number.

It is not a de Polignac number, because 522306323 - 2¹⁰ = 522305299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522306292 and 522306301.

It is not an unprimeable number, because it can be changed into a prime (522306329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145061 + ... + 148617.

It is an arithmetic number, because the mean of its divisors is an integer number (40731984).

Almost surely, 2^522306323 is an apocalyptic number.

522306323 is a deficient number, since it is larger than the sum of its proper divisors (129405421).

522306323 is a wasteful number, since it uses less digits than its factorization.

522306323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5482.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 522306323 is about 22854.0220311437. The cubic root of 522306323 is about 805.3322564001.

Adding to 522306323 its reverse (323603225), we get a palindrome (845909548).

The spelling of 522306323 in words is "five hundred twenty-two million, three hundred six thousand, three hundred twenty-three".