522423042 has 16 divisors (see below), whose sum is σ = 1045202400. Its totient is φ = 174081632.

The previous prime is 522423037. The next prime is 522423049. The reversal of 522423042 is 240324225.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (522423049) 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 7 ways as a sum of consecutive naturals, for example, 6598 + ... + 32990.

It is an arithmetic number, because the mean of its divisors is an integer number (65325150).

Almost surely, 2^522423042 is an apocalyptic number.

522423042 is an abundant number, since it is smaller than the sum of its proper divisors (522779358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522423042 is a wasteful number, since it uses less digits than its factorization.

522423042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29697.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 522423042 is about 22856.5754652791. The cubic root of 522423042 is about 805.3922407238.

Adding to 522423042 its reverse (240324225), we get a palindrome (762747267).

The spelling of 522423042 in words is "five hundred twenty-two million, four hundred twenty-three thousand, forty-two".