23193964 has 12 divisors (see below), whose sum is σ = 40783288. Its totient is φ = 11541600.

The previous prime is 23193953. The next prime is 23193971. The reversal of 23193964 is 46939132.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 12897 + ... + 14584.

Almost surely, 2^23193964 is an apocalyptic number.

It is an amenable number.

23193964 is a deficient number, since it is larger than the sum of its proper divisors (17589324).

23193964 is a wasteful number, since it uses less digits than its factorization.

23193964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27696 (or 27694 counting only the distinct ones).

The product of its digits is 34992, while the sum is 37.

The square root of 23193964 is about 4816.0112126115. The cubic root of 23193964 is about 285.1838928106.

The spelling of 23193964 in words is "twenty-three million, one hundred ninety-three thousand, nine hundred sixty-four".