522507332 has 12 divisors (see below), whose sum is σ = 917152656. Its totient is φ = 260463720.

The previous prime is 522507331. The next prime is 522507373. The reversal of 522507332 is 233705225.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 522507295 and 522507304.

It is not an unprimeable number, because it can be changed into a prime (522507331) 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 3 ways as a sum of consecutive naturals, for example, 195998 + ... + 198645.

It is an arithmetic number, because the mean of its divisors is an integer number (76429388).

Almost surely, 2^522507332 is an apocalyptic number.

It is an amenable number.

522507332 is a deficient number, since it is larger than the sum of its proper divisors (394645324).

522507332 is a wasteful number, since it uses less digits than its factorization.

522507332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394978 (or 394976 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 522507332 is about 22858.4192804314. The cubic root of 522507332 is about 805.4355535539.

The spelling of 522507332 in words is "five hundred twenty-two million, five hundred seven thousand, three hundred thirty-two".