522523330 has 32 divisors (see below), whose sum is σ = 1075700736. Its totient is φ = 179018304.

The previous prime is 522523319. The next prime is 522523369. The reversal of 522523330 is 33325225.

It is a junction number, because it is equal to n+sod(n) for n = 522523295 and 522523304.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 163407 + ... + 166573.

It is an arithmetic number, because the mean of its divisors is an integer number (33615648).

Almost surely, 2^522523330 is an apocalyptic number.

522523330 is an abundant number, since it is smaller than the sum of its proper divisors (553177406).

522523330 is a wasteful number, since it uses less digits than its factorization.

522523330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5538.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 522523330 is about 22858.7692144612. The cubic root of 522523330 is about 805.4437736787.

Adding to 522523330 its reverse (33325225), we get a palindrome (555848555).

The spelling of 522523330 in words is "five hundred twenty-two million, five hundred twenty-three thousand, three hundred thirty".