522313433 has 2 divisors, whose sum is σ = 522313434. Its totient is φ = 522313432.

The previous prime is 522313411. The next prime is 522313453. The reversal of 522313433 is 334313225.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522259609 + 53824 = 22853^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 522313433 - 2⁶ = 522313369 is a prime.

It is a super-2 number, since 2×522313433² = 545622644584490978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (522313453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261156716 + 261156717.

It is an arithmetic number, because the mean of its divisors is an integer number (261156717).

Almost surely, 2^522313433 is an apocalyptic number.

It is an amenable number.

522313433 is a deficient number, since it is larger than the sum of its proper divisors (1).

522313433 is an equidigital number, since it uses as much as digits as its factorization.

522313433 is an evil number, because the sum of its binary digits is even.

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

The square root of 522313433 is about 22854.1775831028. The cubic root of 522313433 is about 805.3359106327.

Adding to 522313433 its reverse (334313225), we get a palindrome (856626658).

The spelling of 522313433 in words is "five hundred twenty-two million, three hundred thirteen thousand, four hundred thirty-three".