2342443240 has 32 divisors (see below), whose sum is σ = 5275291680. Its totient is φ = 936124992.

The previous prime is 2342443237. The next prime is 2342443247. The reversal of 2342443240 is 423442432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2342443199 and 2342443208.

It is not an unprimeable number, because it can be changed into a prime (2342443247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18847 + ... + 70993.

It is an arithmetic number, because the mean of its divisors is an integer number (164852865).

Almost surely, 2^2342443240 is an apocalyptic number.

2342443240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2342443240 is an abundant number, since it is smaller than the sum of its proper divisors (2932848440).

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

2342443240 is a wasteful number, since it uses less digits than its factorization.

2342443240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53281 (or 53277 counting only the distinct ones).

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

The square root of 2342443240 is about 48398.7937866224. The cubic root of 2342443240 is about 1328.0762963012.

Adding to 2342443240 its reverse (423442432), we get a palindrome (2765885672).

The spelling of 2342443240 in words is "two billion, three hundred forty-two million, four hundred forty-three thousand, two hundred forty".