23459649 has 4 divisors (see below), whose sum is σ = 31279536. Its totient is φ = 15639764.

The previous prime is 23459641. The next prime is 23459651. The reversal of 23459649 is 94695432.

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 23459649 - 2³ = 23459641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23459649.

It is not an unprimeable number, because it can be changed into a prime (23459641) 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, 3909939 + ... + 3909944.

It is an arithmetic number, because the mean of its divisors is an integer number (7819884).

Almost surely, 2^23459649 is an apocalyptic number.

It is an amenable number.

23459649 is a deficient number, since it is larger than the sum of its proper divisors (7819887).

23459649 is an equidigital number, since it uses as much as digits as its factorization.

23459649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7819886.

The product of its digits is 233280, while the sum is 42.

The square root of 23459649 is about 4843.5161814533. The cubic root of 23459649 is about 286.2686807918.

The spelling of 23459649 in words is "twenty-three million, four hundred fifty-nine thousand, six hundred forty-nine".