2342439989 has 2 divisors, whose sum is σ = 2342439990. Its totient is φ = 2342439988.

The previous prime is 2342439977. The next prime is 2342440021. The reversal of 2342439989 is 9899342432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2217939025 + 124500964 = 47095^2 + 11158^2 .

It is a cyclic number.

It is not a de Polignac number, because 2342439989 - 2⁴ = 2342439973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2342439989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2342439929) 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 as a sum of consecutive naturals, namely, 1171219994 + 1171219995.

It is an arithmetic number, because the mean of its divisors is an integer number (1171219995).

Almost surely, 2^2342439989 is an apocalyptic number.

It is an amenable number.

2342439989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2342439989 is an equidigital number, since it uses as much as digits as its factorization.

2342439989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3359232, while the sum is 53.

The square root of 2342439989 is about 48398.7602010630. The cubic root of 2342439989 is about 1328.0756819031.

The spelling of 2342439989 in words is "two billion, three hundred forty-two million, four hundred thirty-nine thousand, nine hundred eighty-nine".