2323515222 has 144 divisors (see below), whose sum is σ = 6236101872. Its totient is φ = 621250560.

The previous prime is 2323515211. The next prime is 2323515251. The reversal of 2323515222 is 2225153232.

2323515222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3613233 + ... + 3613875.

It is an arithmetic number, because the mean of its divisors is an integer number (43306263).

Almost surely, 2^2323515222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2323515222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3118050936).

2323515222 is an abundant number, since it is smaller than the sum of its proper divisors (3912586650).

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

2323515222 is a wasteful number, since it uses less digits than its factorization.

2323515222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923 (or 913 counting only the distinct ones).

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

The square root of 2323515222 is about 48202.8549154508. The cubic root of 2323515222 is about 1324.4894621676.

Adding to 2323515222 its reverse (2225153232), we get a palindrome (4548668454).

The spelling of 2323515222 in words is "two billion, three hundred twenty-three million, five hundred fifteen thousand, two hundred twenty-two".