23738636 has 24 divisors (see below), whose sum is σ = 42628656. Its totient is φ = 11563200.

The previous prime is 23738633. The next prime is 23738639. The reversal of 23738636 is 63683732.

It is an interprime number because it is at equal distance from previous prime (23738633) and next prime (23738639).

It is a self number, because there is not a number n which added to its sum of digits gives 23738636.

It is not an unprimeable number, because it can be changed into a prime (23738633) 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 in 7 ways as a sum of consecutive naturals, for example, 26630 + ... + 27506.

It is an arithmetic number, because the mean of its divisors is an integer number (1776194).

Almost surely, 2^23738636 is an apocalyptic number.

It is an amenable number.

23738636 is a deficient number, since it is larger than the sum of its proper divisors (18890020).

23738636 is a wasteful number, since it uses less digits than its factorization.

23738636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1047 counting only the distinct ones).

The product of its digits is 108864, while the sum is 38.

The square root of 23738636 is about 4872.2311111030. The cubic root of 23738636 is about 287.3990006918.

The spelling of 23738636 in words is "twenty-three million, seven hundred thirty-eight thousand, six hundred thirty-six".