23368643 has 2 divisors, whose sum is σ = 23368644. Its totient is φ = 23368642.

The previous prime is 23368627. The next prime is 23368649. The reversal of 23368643 is 34686332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23368643 - 2⁴ = 23368627 is a prime.

It is a super-2 number, since 2×23368643² = 1092186951322898, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23368649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11684321 + 11684322.

It is an arithmetic number, because the mean of its divisors is an integer number (11684322).

Almost surely, 2^23368643 is an apocalyptic number.

23368643 is a deficient number, since it is larger than the sum of its proper divisors (1).

23368643 is an equidigital number, since it uses as much as digits as its factorization.

23368643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 35.

The square root of 23368643 is about 4834.1124314604. The cubic root of 23368643 is about 285.8980311991.

The spelling of 23368643 in words is "twenty-three million, three hundred sixty-eight thousand, six hundred forty-three".