23640083 has 2 divisors, whose sum is σ = 23640084. Its totient is φ = 23640082.

The previous prime is 23640059. The next prime is 23640109. The reversal of 23640083 is 38004632.

It is an a-pointer prime, because the next prime (23640109) can be obtained adding 23640083 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23640083 - 2⁸ = 23639827 is a prime.

It is not a weakly prime, because it can be changed into another prime (23640983) 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 as a sum of consecutive naturals, namely, 11820041 + 11820042.

It is an arithmetic number, because the mean of its divisors is an integer number (11820042).

Almost surely, 2^23640083 is an apocalyptic number.

23640083 is a deficient number, since it is larger than the sum of its proper divisors (1).

23640083 is an equidigital number, since it uses as much as digits as its factorization.

23640083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 23640083 is about 4862.1068478593. The cubic root of 23640083 is about 287.0007284275. Note that the first 3 decimals are identical.

The spelling of 23640083 in words is "twenty-three million, six hundred forty thousand, eighty-three".