23632661 has 8 divisors (see below), whose sum is σ = 26557440. Its totient is φ = 20866032.

The previous prime is 23632639. The next prime is 23632691. The reversal of 23632661 is 16623632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23632661 - 2⁶ = 23632597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23632691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39221 + ... + 39818.

It is an arithmetic number, because the mean of its divisors is an integer number (3319680).

Almost surely, 2^23632661 is an apocalyptic number.

It is an amenable number.

23632661 is a deficient number, since it is larger than the sum of its proper divisors (2924779).

23632661 is a wasteful number, since it uses less digits than its factorization.

23632661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79075.

The product of its digits is 7776, while the sum is 29.

The square root of 23632661 is about 4861.3435385704. The cubic root of 23632661 is about 286.9706898645.

The spelling of 23632661 in words is "twenty-three million, six hundred thirty-two thousand, six hundred sixty-one".