90096665 has 16 divisors (see below), whose sum is σ = 111424512. Its totient is φ = 69885504.

The previous prime is 90096647. The next prime is 90096703. The reversal of 90096665 is 56669009.

It is a cyclic number.

It is not a de Polignac number, because 90096665 - 2¹⁴ = 90080281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67232 + ... + 68558.

It is an arithmetic number, because the mean of its divisors is an integer number (6964032).

Almost surely, 2^90096665 is an apocalyptic number.

It is an amenable number.

90096665 is a deficient number, since it is larger than the sum of its proper divisors (21327847).

90096665 is a wasteful number, since it uses less digits than its factorization.

90096665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736.

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 90096665 is about 9491.9263060772. The cubic root of 90096665 is about 448.3008598374.

The spelling of 90096665 in words is "ninety million, ninety-six thousand, six hundred sixty-five".