522440324 has 24 divisors (see below), whose sum is σ = 1056625920. Its totient is φ = 221386176.

The previous prime is 522440323. The next prime is 522440363. The reversal of 522440324 is 423044225.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 522440293 and 522440302.

It is not an unprimeable number, because it can be changed into a prime (522440323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102332 + ... + 107315.

It is an arithmetic number, because the mean of its divisors is an integer number (44026080).

Almost surely, 2^522440324 is an apocalyptic number.

It is an amenable number.

522440324 is an abundant number, since it is smaller than the sum of its proper divisors (534185596).

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

522440324 is a wasteful number, since it uses less digits than its factorization.

522440324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209747 (or 209745 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 522440324 is about 22856.9535152872. The cubic root of 522440324 is about 805.4011215440.

Adding to 522440324 its reverse (423044225), we get a palindrome (945484549).

The spelling of 522440324 in words is "five hundred twenty-two million, four hundred forty thousand, three hundred twenty-four".