23264681 has 4 divisors (see below), whose sum is σ = 25379664. Its totient is φ = 21149700.

The previous prime is 23264629. The next prime is 23264701. The reversal of 23264681 is 18646232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23264681 - 2¹⁴ = 23248297 is a prime.

It is a super-2 number, since 2×23264681² = 1082490764063522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23264281) 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, 1057475 + ... + 1057496.

It is an arithmetic number, because the mean of its divisors is an integer number (6344916).

Almost surely, 2^23264681 is an apocalyptic number.

It is an amenable number.

23264681 is a deficient number, since it is larger than the sum of its proper divisors (2114983).

23264681 is a wasteful number, since it uses less digits than its factorization.

23264681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114982.

The product of its digits is 13824, while the sum is 32.

The square root of 23264681 is about 4823.3474890370. The cubic root of 23264681 is about 285.4734349180.

It can be divided in two parts, 2326 and 4681, that added together give a palindrome (7007).

The spelling of 23264681 in words is "twenty-three million, two hundred sixty-four thousand, six hundred eighty-one".