23254643 has 2 divisors, whose sum is σ = 23254644. Its totient is φ = 23254642.

The previous prime is 23254639. The next prime is 23254669. The reversal of 23254643 is 34645232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23254643 - 2² = 23254639 is a prime.

It is not a weakly prime, because it can be changed into another prime (23454643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11627321 + 11627322.

It is an arithmetic number, because the mean of its divisors is an integer number (11627322).

Almost surely, 2^23254643 is an apocalyptic number.

23254643 is a deficient number, since it is larger than the sum of its proper divisors (1).

23254643 is an equidigital number, since it uses as much as digits as its factorization.

23254643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 29.

The square root of 23254643 is about 4822.3068131341. The cubic root of 23254643 is about 285.4323713193.

Adding to 23254643 its reverse (34645232), we get a palindrome (57899875).

The spelling of 23254643 in words is "twenty-three million, two hundred fifty-four thousand, six hundred forty-three".