522463530 has 16 divisors (see below), whose sum is σ = 1253912544. Its totient is φ = 139323600.

The previous prime is 522463519. The next prime is 522463537. The reversal of 522463530 is 35364225.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 17415451 = 522463530 / (5 + 2 + 2 + 4 + 6 + 3 + 5 + 3 + 0).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522463537) 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, 8707696 + ... + 8707755.

It is an arithmetic number, because the mean of its divisors is an integer number (78369534).

Almost surely, 2^522463530 is an apocalyptic number.

522463530 is an abundant number, since it is smaller than the sum of its proper divisors (731449014).

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

522463530 is a wasteful number, since it uses less digits than its factorization.

522463530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17415461.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 522463530 is about 22857.4611451053. The cubic root of 522463530 is about 805.4130462627.

The spelling of 522463530 in words is "five hundred twenty-two million, four hundred sixty-three thousand, five hundred thirty".