23568009 has 8 divisors (see below), whose sum is σ = 32092800. Its totient is φ = 15377616.

The previous prime is 23567969. The next prime is 23568019. The reversal of 23568009 is 90086532.

It is a happy number.

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

It is not a de Polignac number, because 23568009 - 2¹² = 23563913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23568019) 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, 83434 + ... + 83715.

It is an arithmetic number, because the mean of its divisors is an integer number (4011600).

Almost surely, 2^23568009 is an apocalyptic number.

It is an amenable number.

23568009 is a deficient number, since it is larger than the sum of its proper divisors (8524791).

23568009 is a wasteful number, since it uses less digits than its factorization.

23568009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167199.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 23568009 is about 4854.6893824425. The cubic root of 23568009 is about 286.7087617710.

The spelling of 23568009 in words is "twenty-three million, five hundred sixty-eight thousand, nine".