23955623 has 2 divisors, whose sum is σ = 23955624. Its totient is φ = 23955622.

The previous prime is 23955583. The next prime is 23955643. The reversal of 23955623 is 32655932.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23955623 - 2⁶ = 23955559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23955643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11977811 + 11977812.

It is an arithmetic number, because the mean of its divisors is an integer number (11977812).

Almost surely, 2^23955623 is an apocalyptic number.

23955623 is a deficient number, since it is larger than the sum of its proper divisors (1).

23955623 is an equidigital number, since it uses as much as digits as its factorization.

23955623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 35.

The square root of 23955623 is about 4894.4481813581. The cubic root of 23955623 is about 288.2720190680.

The spelling of 23955623 in words is "twenty-three million, nine hundred fifty-five thousand, six hundred twenty-three".