2343321440 has 24 divisors (see below), whose sum is σ = 5536097280. Its totient is φ = 937328512.

The previous prime is 2343321437. The next prime is 2343321469. The reversal of 2343321440 is 441233432.

2343321440 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 3 ways as a sum of consecutive naturals, for example, 7322720 + ... + 7323039.

It is an arithmetic number, because the mean of its divisors is an integer number (230670720).

Almost surely, 2^2343321440 is an apocalyptic number.

2343321440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343321440 is an abundant number, since it is smaller than the sum of its proper divisors (3192775840).

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

2343321440 is a wasteful number, since it uses less digits than its factorization.

2343321440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14645774 (or 14645766 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 2343321440 is about 48407.8654765938. The cubic root of 2343321440 is about 1328.2422442397.

Adding to 2343321440 its reverse (441233432), we get a palindrome (2784554872).

The spelling of 2343321440 in words is "two billion, three hundred forty-three million, three hundred twenty-one thousand, four hundred forty".