2522520530 has 32 divisors (see below), whose sum is σ = 4690441728. Its totient is φ = 975744000.

The previous prime is 2522520529. The next prime is 2522520557. The reversal of 2522520530 is 350252252.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2522520530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 653105 + ... + 656955.

It is an arithmetic number, because the mean of its divisors is an integer number (146576304).

Almost surely, 2^2522520530 is an apocalyptic number.

2522520530 is a deficient number, since it is larger than the sum of its proper divisors (2167921198).

2522520530 is a wasteful number, since it uses less digits than its factorization.

2522520530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6002.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 2522520530 is about 50224.7003973145. The cubic root of 2522520530 is about 1361.2719735514.

Adding to 2522520530 its reverse (350252252), we get a palindrome (2872772782).

The spelling of 2522520530 in words is "two billion, five hundred twenty-two million, five hundred twenty thousand, five hundred thirty".