85860865 has 8 divisors (see below), whose sum is σ = 103716288. Its totient is φ = 68233200.

The previous prime is 85860787. The next prime is 85860877. The reversal of 85860865 is 56806858.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85860865 - 2⁷ = 85860737 is a prime.

It is a Duffinian number.

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, 56107 + ... + 57616.

It is an arithmetic number, because the mean of its divisors is an integer number (12964536).

Almost surely, 2^85860865 is an apocalyptic number.

It is an amenable number.

85860865 is a deficient number, since it is larger than the sum of its proper divisors (17855423).

85860865 is a wasteful number, since it uses less digits than its factorization.

85860865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113879.

The product of its (nonzero) digits is 460800, while the sum is 46.

The square root of 85860865 is about 9266.1138024525. The cubic root of 85860865 is about 441.1623279981.

The spelling of 85860865 in words is "eighty-five million, eight hundred sixty thousand, eight hundred sixty-five".