23088609 has 12 divisors (see below), whose sum is σ = 34060416. Its totient is φ = 15064632.

The previous prime is 23088589. The next prime is 23088631. The reversal of 23088609 is 90688032.

It is not a de Polignac number, because 23088609 - 2¹² = 23084513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23088679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26869 + ... + 27714.

It is an arithmetic number, because the mean of its divisors is an integer number (2838368).

Almost surely, 2^23088609 is an apocalyptic number.

It is an amenable number.

23088609 is a deficient number, since it is larger than the sum of its proper divisors (10971807).

23088609 is a wasteful number, since it uses less digits than its factorization.

23088609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54636 (or 54633 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 23088609 is about 4805.0607696469. The cubic root of 23088609 is about 284.7514360933.

The spelling of 23088609 in words is "twenty-three million, eighty-eight thousand, six hundred nine".