23655622 has 4 divisors (see below), whose sum is σ = 35483436. Its totient is φ = 11827810.

The previous prime is 23655613. The next prime is 23655629. The reversal of 23655622 is 22655632.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23655629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5913904 + ... + 5913907.

It is an arithmetic number, because the mean of its divisors is an integer number (8870859).

Almost surely, 2^23655622 is an apocalyptic number.

23655622 is a deficient number, since it is larger than the sum of its proper divisors (11827814).

23655622 is a wasteful number, since it uses less digits than its factorization.

23655622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11827813.

The product of its digits is 21600, while the sum is 31.

The square root of 23655622 is about 4863.7045551719. The cubic root of 23655622 is about 287.0635980253.

The spelling of 23655622 in words is "twenty-three million, six hundred fifty-five thousand, six hundred twenty-two".