6855995 has 8 divisors (see below), whose sum is σ = 8255520. Its totient is φ = 5465920.

The previous prime is 6855971. The next prime is 6856009. The reversal of 6855995 is 5995586.

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

It is not a de Polignac number, because 6855995 - 2⁶ = 6855931 is a prime.

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, 650 + ... + 3759.

It is an arithmetic number, because the mean of its divisors is an integer number (1031940).

Almost surely, 2^6855995 is an apocalyptic number.

6855995 is a deficient number, since it is larger than the sum of its proper divisors (1399525).

6855995 is a wasteful number, since it uses less digits than its factorization.

6855995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4725.

The product of its digits is 486000, while the sum is 47.

The square root of 6855995 is about 2618.3955010655. The cubic root of 6855995 is about 189.9722489479.

The spelling of 6855995 in words is "six million, eight hundred fifty-five thousand, nine hundred ninety-five".