23812436 has 6 divisors (see below), whose sum is σ = 41671770. Its totient is φ = 11906216.

The previous prime is 23812391. The next prime is 23812441. The reversal of 23812436 is 63421832.

It can be written as a sum of positive squares in only one way, i.e., 23464336 + 348100 = 4844^2 + 590^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23812399 and 23812408.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2976551 + ... + 2976558.

It is an arithmetic number, because the mean of its divisors is an integer number (6945295).

Almost surely, 2^23812436 is an apocalyptic number.

It is an amenable number.

23812436 is a deficient number, since it is larger than the sum of its proper divisors (17859334).

23812436 is a wasteful number, since it uses less digits than its factorization.

23812436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5953113 (or 5953111 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 23812436 is about 4879.7987663427. The cubic root of 23812436 is about 287.6965199550.

The spelling of 23812436 in words is "twenty-three million, eight hundred twelve thousand, four hundred thirty-six".