522130347 has 32 divisors (see below), whose sum is σ = 799732800. Its totient is φ = 336420864.

The previous prime is 522130327. The next prime is 522130351. The reversal of 522130347 is 743031225.

522130347 is a `hidden beast` number, since 522 + 130 + 3 + 4 + 7 = 666.

It is not a de Polignac number, because 522130347 - 2⁶ = 522130283 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 522130347.

It is not an unprimeable number, because it can be changed into a prime (522130327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155179 + ... + 158507.

It is an arithmetic number, because the mean of its divisors is an integer number (24991650).

Almost surely, 2^522130347 is an apocalyptic number.

522130347 is a deficient number, since it is larger than the sum of its proper divisors (277602453).

522130347 is a wasteful number, since it uses less digits than its factorization.

522130347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532 (or 3526 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 522130347 is about 22850.1717061382. The cubic root of 522130347 is about 805.2418017748.

The spelling of 522130347 in words is "five hundred twenty-two million, one hundred thirty thousand, three hundred forty-seven".