23338643 has 2 divisors, whose sum is σ = 23338644. Its totient is φ = 23338642.

The previous prime is 23338619. The next prime is 23338657. The reversal of 23338643 is 34683332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23338643 - 2⁸ = 23338387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23338613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11669321 + 11669322.

It is an arithmetic number, because the mean of its divisors is an integer number (11669322).

Almost surely, 2^23338643 is an apocalyptic number.

23338643 is a deficient number, since it is larger than the sum of its proper divisors (1).

23338643 is an equidigital number, since it uses as much as digits as its factorization.

23338643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 32.

The square root of 23338643 is about 4831.0084868483. The cubic root of 23338643 is about 285.7756362183.

The spelling of 23338643 in words is "twenty-three million, three hundred thirty-eight thousand, six hundred forty-three".