23668659 has 16 divisors (see below), whose sum is σ = 40074240. Its totient is φ = 13524840.

The previous prime is 23668651. The next prime is 23668663. The reversal of 23668659 is 95686632.

It is a happy number.

It is not a de Polignac number, because 23668659 - 2³ = 23668651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23668651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62427 + ... + 62804.

It is an arithmetic number, because the mean of its divisors is an integer number (2504640).

Almost surely, 2^23668659 is an apocalyptic number.

23668659 is a deficient number, since it is larger than the sum of its proper divisors (16405581).

23668659 is a wasteful number, since it uses less digits than its factorization.

23668659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125247 (or 125241 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 23668659 is about 4865.0446041121. The cubic root of 23668659 is about 287.1163234878.

It can be divided in two parts, 2366 and 8659, that added together give a square (11025 = 105²).

The spelling of 23668659 in words is "twenty-three million, six hundred sixty-eight thousand, six hundred fifty-nine".