2340142443 has 48 divisors (see below), whose sum is σ = 3587613120. Its totient is φ = 1467578112.

The previous prime is 2340142411. The next prime is 2340142447. The reversal of 2340142443 is 3442410432.

It is a happy number.

2340142443 is a `hidden beast` number, since 234 + 0 + 1 + 424 + 4 + 3 = 666.

It is not a de Polignac number, because 2340142443 - 2⁵ = 2340142411 is a prime.

It is a super-3 number, since 3×2340142443³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2340142447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2309605 + ... + 2310617.

It is an arithmetic number, because the mean of its divisors is an integer number (74741940).

Almost surely, 2^2340142443 is an apocalyptic number.

2340142443 is a deficient number, since it is larger than the sum of its proper divisors (1247470677).

2340142443 is a wasteful number, since it uses less digits than its factorization.

2340142443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268 (or 1265 counting only the distinct ones).

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

The square root of 2340142443 is about 48375.0187906940. The cubic root of 2340142443 is about 1327.6413323729.

Adding to 2340142443 its reverse (3442410432), we get a palindrome (5782552875).

The spelling of 2340142443 in words is "two billion, three hundred forty million, one hundred forty-two thousand, four hundred forty-three".