8985565 has 8 divisors (see below), whose sum is σ = 10815840. Its totient is φ = 7166352.

The previous prime is 8985541. The next prime is 8985577. The reversal of 8985565 is 5655898.

It is a happy number.

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 8985565 - 2¹⁷ = 8854493 is a prime.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 855 + ... + 4324.

It is an arithmetic number, because the mean of its divisors is an integer number (1351980).

Almost surely, 2^8985565 is an apocalyptic number.

It is an amenable number.

8985565 is a deficient number, since it is larger than the sum of its proper divisors (1830275).

8985565 is a wasteful number, since it uses less digits than its factorization.

8985565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5531.

The product of its digits is 432000, while the sum is 46.

The square root of 8985565 is about 2997.5932012199. The cubic root of 8985565 is about 207.8971153530.

The spelling of 8985565 in words is "eight million, nine hundred eighty-five thousand, five hundred sixty-five".