2343442240 has 56 divisors (see below), whose sum is σ = 5674949280. Its totient is φ = 921481728.

The previous prime is 2343442229. The next prime is 2343442243. The reversal of 2343442240 is 422443432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2343442199 and 2343442208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343442243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43182 + ... + 80941.

It is an arithmetic number, because the mean of its divisors is an integer number (101338380).

Almost surely, 2^2343442240 is an apocalyptic number.

2343442240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343442240 is an abundant number, since it is smaller than the sum of its proper divisors (3331507040).

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

2343442240 is a wasteful number, since it uses less digits than its factorization.

2343442240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124199 (or 124189 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 2343442240 is about 48409.1131916295. The cubic root of 2343442240 is about 1328.2650678130.

Adding to 2343442240 its reverse (422443432), we get a palindrome (2765885672).

The spelling of 2343442240 in words is "two billion, three hundred forty-three million, four hundred forty-two thousand, two hundred forty".