23903668 has 12 divisors (see below), whose sum is σ = 42336000. Its totient is φ = 11807672.

The previous prime is 23903639. The next prime is 23903669. The reversal of 23903668 is 86630932.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23903669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35668 + ... + 36331.

It is an arithmetic number, because the mean of its divisors is an integer number (3528000).

Almost surely, 2^23903668 is an apocalyptic number.

It is an amenable number.

23903668 is a deficient number, since it is larger than the sum of its proper divisors (18432332).

23903668 is a wasteful number, since it uses less digits than its factorization.

23903668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72086 (or 72084 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 23903668 is about 4889.1377562920. The cubic root of 23903668 is about 288.0634665941.

The spelling of 23903668 in words is "twenty-three million, nine hundred three thousand, six hundred sixty-eight".