522261330 has 16 divisors (see below), whose sum is σ = 1253427264. Its totient is φ = 139269680.

The previous prime is 522261307. The next prime is 522261331. The reversal of 522261330 is 33162225.

It is a self number, because there is not a number n which added to its sum of digits gives 522261330.

It is not an unprimeable number, because it can be changed into a prime (522261331) 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 7 ways as a sum of consecutive naturals, for example, 8704326 + ... + 8704385.

It is an arithmetic number, because the mean of its divisors is an integer number (78339204).

Almost surely, 2^522261330 is an apocalyptic number.

522261330 is an abundant number, since it is smaller than the sum of its proper divisors (731165934).

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

522261330 is a wasteful number, since it uses less digits than its factorization.

522261330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17408721.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 522261330 is about 22853.0376536687. The cubic root of 522261330 is about 805.3091311745.

The spelling of 522261330 in words is "five hundred twenty-two million, two hundred sixty-one thousand, three hundred thirty".