2343140442 has 12 divisors (see below), whose sum is σ = 5076804330. Its totient is φ = 781046808.

The previous prime is 2343140417. The next prime is 2343140467. The reversal of 2343140442 is 2440413432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2343140417) and next prime (2343140467).

It can be written as a sum of positive squares in only one way, i.e., 2103231321 + 239909121 = 45861^2 + 15489^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 65087217 + ... + 65087252.

Almost surely, 2^2343140442 is an apocalyptic number.

2343140442 is an abundant number, since it is smaller than the sum of its proper divisors (2733663888).

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

2343140442 is a wasteful number, since it uses less digits than its factorization.

2343140442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130174477 (or 130174474 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 2343140442 is about 48405.9959302564. The cubic root of 2343140442 is about 1328.2080455768.

Adding to 2343140442 its reverse (2440413432), we get a palindrome (4783553874).

The spelling of 2343140442 in words is "two billion, three hundred forty-three million, one hundred forty thousand, four hundred forty-two".