23608643 has 2 divisors, whose sum is σ = 23608644. Its totient is φ = 23608642.

The previous prime is 23608633. The next prime is 23608667. The reversal of 23608643 is 34680632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23608643 - 2²⁴ = 6831427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23608633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11804321 + 11804322.

It is an arithmetic number, because the mean of its divisors is an integer number (11804322).

Almost surely, 2^23608643 is an apocalyptic number.

23608643 is a deficient number, since it is larger than the sum of its proper divisors (1).

23608643 is an equidigital number, since it uses as much as digits as its factorization.

23608643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 23608643 is about 4858.8726058624. The cubic root of 23608643 is about 286.8734402954.

The spelling of 23608643 in words is "twenty-three million, six hundred eight thousand, six hundred forty-three".