23665041 has 12 divisors (see below), whose sum is σ = 35449232. Its totient is φ = 15776532.

The previous prime is 23665039. The next prime is 23665049. The reversal of 23665041 is 14056632.

23665041 is a `hidden beast` number, since 2 + 3 + 6 + 650 + 4 + 1 = 666.

It is not a de Polignac number, because 23665041 - 2¹ = 23665039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23664996 and 23665014.

It is not an unprimeable number, because it can be changed into a prime (23665049) 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 11 ways as a sum of consecutive naturals, for example, 48451 + ... + 48936.

Almost surely, 2^23665041 is an apocalyptic number.

It is an amenable number.

23665041 is a deficient number, since it is larger than the sum of its proper divisors (11784191).

23665041 is an frugal number, since it uses more digits than its factorization.

23665041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97402 (or 97390 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 23665041 is about 4864.6727536392. The cubic root of 23665041 is about 287.1016931731.

The spelling of 23665041 in words is "twenty-three million, six hundred sixty-five thousand, forty-one".