23641633 has 2 divisors, whose sum is σ = 23641634. Its totient is φ = 23641632.

The previous prime is 23641627. The next prime is 23641649. The reversal of 23641633 is 33614632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14569489 + 9072144 = 3817^2 + 3012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23641633 is a prime.

It is not a weakly prime, because it can be changed into another prime (23641613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11820816 + 11820817.

It is an arithmetic number, because the mean of its divisors is an integer number (11820817).

Almost surely, 2^23641633 is an apocalyptic number.

It is an amenable number.

23641633 is a deficient number, since it is larger than the sum of its proper divisors (1).

23641633 is an equidigital number, since it uses as much as digits as its factorization.

23641633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 28.

The square root of 23641633 is about 4862.2662411678. The cubic root of 23641633 is about 287.0070008450.

The spelling of 23641633 in words is "twenty-three million, six hundred forty-one thousand, six hundred thirty-three".