23641648 has 20 divisors (see below), whose sum is σ = 46558528. Its totient is φ = 11626560.

The previous prime is 23641633. The next prime is 23641649. The reversal of 23641648 is 84614632.

It is not an unprimeable number, because it can be changed into a prime (23641649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11136 + ... + 13087.

Almost surely, 2^23641648 is an apocalyptic number.

It is an amenable number.

23641648 is a deficient number, since it is larger than the sum of its proper divisors (22916880).

23641648 is a wasteful number, since it uses less digits than its factorization.

23641648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24292 (or 24286 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 23641648 is about 4862.2677836582. The cubic root of 23641648 is about 287.0070615445.

The spelling of 23641648 in words is "twenty-three million, six hundred forty-one thousand, six hundred forty-eight".