23036647 has 2 divisors, whose sum is σ = 23036648. Its totient is φ = 23036646.

The previous prime is 23036623. The next prime is 23036659. The reversal of 23036647 is 74663032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23036647 - 2¹⁵ = 23003879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23036617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11518323 + 11518324.

It is an arithmetic number, because the mean of its divisors is an integer number (11518324).

Almost surely, 2^23036647 is an apocalyptic number.

23036647 is a deficient number, since it is larger than the sum of its proper divisors (1).

23036647 is an equidigital number, since it uses as much as digits as its factorization.

23036647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 23036647 is about 4799.6507164584. The cubic root of 23036647 is about 284.5376601441.

Adding to 23036647 its reverse (74663032), we get a palindrome (97699679).

The spelling of 23036647 in words is "twenty-three million, thirty-six thousand, six hundred forty-seven".