523435242 has 32 divisors (see below), whose sum is σ = 1191697920. Its totient is φ = 151719920.

The previous prime is 523435229. The next prime is 523435243. The reversal of 523435242 is 242534325.

It is not an unprimeable number, because it can be changed into a prime (523435243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170892 + ... + 173927.

It is an arithmetic number, because the mean of its divisors is an integer number (37240560).

Almost surely, 2^523435242 is an apocalyptic number.

523435242 is an abundant number, since it is smaller than the sum of its proper divisors (668262678).

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

523435242 is a wasteful number, since it uses less digits than its factorization.

523435242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344858.

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

The square root of 523435242 is about 22878.7071750132. The cubic root of 523435242 is about 805.9120570596.

Adding to 523435242 its reverse (242534325), we get a palindrome (765969567).

The spelling of 523435242 in words is "five hundred twenty-three million, four hundred thirty-five thousand, two hundred forty-two".