89366665 has 8 divisors (see below), whose sum is σ = 107291520. Its totient is φ = 71458992.

The previous prime is 89366623. The next prime is 89366687. The reversal of 89366665 is 56666398.

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 89366665 - 2⁹ = 89366153 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15216 + ... + 20254.

It is an arithmetic number, because the mean of its divisors is an integer number (13411440).

Almost surely, 2^89366665 is an apocalyptic number.

It is an amenable number.

89366665 is a deficient number, since it is larger than the sum of its proper divisors (17924855).

89366665 is a wasteful number, since it uses less digits than its factorization.

89366665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8591.

The product of its digits is 1399680, while the sum is 49.

The square root of 89366665 is about 9453.3943639309. The cubic root of 89366665 is about 447.0868027221.

The spelling of 89366665 in words is "eighty-nine million, three hundred sixty-six thousand, six hundred sixty-five".