2322512440 has 32 divisors (see below), whose sum is σ = 5227739280. Its totient is φ = 928634112.

The previous prime is 2322512411. The next prime is 2322512471. The reversal of 2322512440 is 442152232.

2322512440 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 7 ways as a sum of consecutive naturals, for example, 104119 + ... + 124441.

Almost surely, 2^2322512440 is an apocalyptic number.

2322512440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2322512440 is an abundant number, since it is smaller than the sum of its proper divisors (2905226840).

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

2322512440 is a wasteful number, since it uses less digits than its factorization.

2322512440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23191 (or 23187 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2322512440 is about 48192.4521061130. The cubic root of 2322512440 is about 1324.2988938287.

Adding to 2322512440 its reverse (442152232), we get a palindrome (2764664672).

The spelling of 2322512440 in words is "two billion, three hundred twenty-two million, five hundred twelve thousand, four hundred forty".