6855165 has 64 divisors (see below), whose sum is σ = 13478400. Its totient is φ = 3290112.

The previous prime is 6855161. The next prime is 6855187. The reversal of 6855165 is 5615586.

It is not a de Polignac number, because 6855165 - 2² = 6855161 is a prime.

6855165 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6855161) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66504 + ... + 66606.

It is an arithmetic number, because the mean of its divisors is an integer number (210600).

Almost surely, 2^6855165 is an apocalyptic number.

It is an amenable number.

6855165 is a deficient number, since it is larger than the sum of its proper divisors (6623235).

6855165 is a wasteful number, since it uses less digits than its factorization.

6855165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 157 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 6855165 is about 2618.2370022593. The cubic root of 6855165 is about 189.9645825026.

The spelling of 6855165 in words is "six million, eight hundred fifty-five thousand, one hundred sixty-five".