885985 has 8 divisors (see below), whose sum is σ = 1077120. Its totient is φ = 699504.

The previous prime is 885977. The next prime is 885991. The reversal of 885985 is 589588.

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 885985 - 2³ = 885977 is a prime.

885985 is a lucky number.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727 + ... + 1516.

It is an arithmetic number, because the mean of its divisors is an integer number (134640).

2⁸⁸⁵⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

885985 is a deficient number, since it is larger than the sum of its proper divisors (191135).

885985 is a wasteful number, since it uses less digits than its factorization.

885985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327.

The product of its digits is 115200, while the sum is 43.

The square root of 885985 is about 941.2677621166. The cubic root of 885985 is about 96.0451538163.

The spelling of 885985 in words is "eight hundred eighty-five thousand, nine hundred eighty-five".