522342513 has 80 divisors (see below), whose sum is σ = 984804480. Its totient is φ = 268012800.

The previous prime is 522342479. The next prime is 522342551. The reversal of 522342513 is 315243225.

It is a happy number.

522342513 is a `hidden beast` number, since 5 + 223 + 425 + 13 = 666.

It is not a de Polignac number, because 522342513 - 2⁶ = 522342449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (522342013) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 554623 + ... + 555563.

It is an arithmetic number, because the mean of its divisors is an integer number (12310056).

Almost surely, 2^522342513 is an apocalyptic number.

It is an amenable number.

522342513 is a deficient number, since it is larger than the sum of its proper divisors (462461967).

522342513 is a wasteful number, since it uses less digits than its factorization.

522342513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060 (or 1051 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 522342513 is about 22854.8137817835. The cubic root of 522342513 is about 805.3508561502.

Adding to 522342513 its reverse (315243225), we get a palindrome (837585738).

The spelling of 522342513 in words is "five hundred twenty-two million, three hundred forty-two thousand, five hundred thirteen".