522995652 has 72 divisors (see below), whose sum is σ = 1351540736. Its totient is φ = 170481024.

The previous prime is 522995651. The next prime is 522995659. The reversal of 522995652 is 256599225.

It is a junction number, because it is equal to n+sod(n) for n = 522995598 and 522995607.

It is not an unprimeable number, because it can be changed into a prime (522995651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332973 + ... + 334539.

Almost surely, 2^522995652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522995652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675770368).

522995652 is an abundant number, since it is smaller than the sum of its proper divisors (828545084).

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

522995652 is a wasteful number, since it uses less digits than its factorization.

522995652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777 (or 1772 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The square root of 522995652 is about 22869.0981894783. The cubic root of 522995652 is about 805.6863875636.

The spelling of 522995652 in words is "five hundred twenty-two million, nine hundred ninety-five thousand, six hundred fifty-two".