2343658789 has 4 divisors (see below), whose sum is σ = 2348356000. Its totient is φ = 2338961580.

The previous prime is 2343658787. The next prime is 2343658819. The reversal of 2343658789 is 9878563432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2343658789 - 2¹ = 2343658787 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343658787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347857 + ... + 2348854.

It is an arithmetic number, because the mean of its divisors is an integer number (587089000).

Almost surely, 2^2343658789 is an apocalyptic number.

It is an amenable number.

2343658789 is a deficient number, since it is larger than the sum of its proper divisors (4697211).

2343658789 is an equidigital number, since it uses as much as digits as its factorization.

2343658789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697210.

The product of its digits is 8709120, while the sum is 55.

The square root of 2343658789 is about 48411.3497952701. The cubic root of 2343658789 is about 1328.3059799390.

Adding to 2343658789 its reverse (9878563432), we get a palindrome (12222222221).

The spelling of 2343658789 in words is "two billion, three hundred forty-three million, six hundred fifty-eight thousand, seven hundred eighty-nine".