6670865 has 8 divisors (see below), whose sum is σ = 8023488. Its totient is φ = 5324400.

The previous prime is 6670847. The next prime is 6670877. The reversal of 6670865 is 5680766.

6670865 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6670865 - 2⁶ = 6670801 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, 1340 + ... + 3890.

It is an arithmetic number, because the mean of its divisors is an integer number (1002936).

Almost surely, 2^6670865 is an apocalyptic number.

It is an amenable number.

6670865 is a deficient number, since it is larger than the sum of its proper divisors (1352623).

6670865 is a wasteful number, since it uses less digits than its factorization.

6670865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 6670865 is about 2582.8017732687. The cubic root of 6670865 is about 188.2467053150.

Subtracting from 6670865 its reverse (5680766), we obtain a palindrome (990099).

The spelling of 6670865 in words is "six million, six hundred seventy thousand, eight hundred sixty-five".