23801923 has 2 divisors, whose sum is σ = 23801924. Its totient is φ = 23801922.

The previous prime is 23801917. The next prime is 23801933. The reversal of 23801923 is 32910832.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23801923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23801891 and 23801900.

It is not a weakly prime, because it can be changed into another prime (23801903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11900961 + 11900962.

It is an arithmetic number, because the mean of its divisors is an integer number (11900962).

Almost surely, 2^23801923 is an apocalyptic number.

23801923 is a deficient number, since it is larger than the sum of its proper divisors (1).

23801923 is an equidigital number, since it uses as much as digits as its factorization.

23801923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 23801923 is about 4878.7214513641. The cubic root of 23801923 is about 287.6541751520.

The spelling of 23801923 in words is "twenty-three million, eight hundred one thousand, nine hundred twenty-three".