523434522 has 32 divisors (see below), whose sum is σ = 1193717952. Its totient is φ = 151582464.

The previous prime is 523434517. The next prime is 523434551. The reversal of 523434522 is 225434325.

It is a self number, because there is not a number n which added to its sum of digits gives 523434522.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 196048 + ... + 198699.

It is an arithmetic number, because the mean of its divisors is an integer number (37303686).

Almost surely, 2^523434522 is an apocalyptic number.

523434522 is an abundant number, since it is smaller than the sum of its proper divisors (670283430).

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

523434522 is a wasteful number, since it uses less digits than its factorization.

523434522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394782.

The product of its digits is 28800, while the sum is 30.

The square root of 523434522 is about 22878.6914398529. The cubic root of 523434522 is about 805.9116875412.

Adding to 523434522 its reverse (225434325), we get a palindrome (748868847).

It can be divided in two parts, 52343 and 4522, that added together give a palindrome (56865).

The spelling of 523434522 in words is "five hundred twenty-three million, four hundred thirty-four thousand, five hundred twenty-two".