23136412 has 24 divisors (see below), whose sum is σ = 43734656. Its totient is φ = 10646208.

The previous prime is 23136409. The next prime is 23136419. The reversal of 23136412 is 21463132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23136419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31198 + ... + 31930.

Almost surely, 2^23136412 is an apocalyptic number.

It is an amenable number.

23136412 is a deficient number, since it is larger than the sum of its proper divisors (20598244).

23136412 is a wasteful number, since it uses less digits than its factorization.

23136412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357 (or 1355 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 23136412 is about 4810.0324323231. The cubic root of 23136412 is about 284.9478184962.

Adding to 23136412 its reverse (21463132), we get a palindrome (44599544).

The spelling of 23136412 in words is "twenty-three million, one hundred thirty-six thousand, four hundred twelve".