23645036 has 12 divisors (see below), whose sum is σ = 41596800. Its totient is φ = 11760240.

The previous prime is 23645023. The next prime is 23645047. The reversal of 23645036 is 63054632.

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, 14711 + ... + 16238.

It is an arithmetic number, because the mean of its divisors is an integer number (3466400).

Almost surely, 2^23645036 is an apocalyptic number.

It is an amenable number.

23645036 is a deficient number, since it is larger than the sum of its proper divisors (17951764).

23645036 is a wasteful number, since it uses less digits than its factorization.

23645036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31144 (or 31142 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 23645036 is about 4862.6161682781. The cubic root of 23645036 is about 287.0207708747.

Adding to 23645036 its reverse (63054632), we get a palindrome (86699668).

The spelling of 23645036 in words is "twenty-three million, six hundred forty-five thousand, thirty-six".