2521523322 has 24 divisors (see below), whose sum is σ = 5639537280. Its totient is φ = 813394440.

The previous prime is 2521523309. The next prime is 2521523341. The reversal of 2521523322 is 2233251252.

2521523322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2258872 + ... + 2259987.

It is an arithmetic number, because the mean of its divisors is an integer number (234980720).

Almost surely, 2^2521523322 is an apocalyptic number.

2521523322 is an abundant number, since it is smaller than the sum of its proper divisors (3118013958).

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

2521523322 is a wasteful number, since it uses less digits than its factorization.

2521523322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4518898 (or 4518895 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2521523322 is about 50214.7719500945. The cubic root of 2521523322 is about 1361.0925696305.

Adding to 2521523322 its reverse (2233251252), we get a palindrome (4754774574).

The spelling of 2521523322 in words is "two billion, five hundred twenty-one million, five hundred twenty-three thousand, three hundred twenty-two".