6885135 has 16 divisors (see below), whose sum is σ = 12240480. Its totient is φ = 3672000.

The previous prime is 6885127. The next prime is 6885139. The reversal of 6885135 is 5315886.

6885135 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6885135 - 2³ = 6885127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6885135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6885139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25366 + ... + 25635.

It is an arithmetic number, because the mean of its divisors is an integer number (765030).

Almost surely, 2^6885135 is an apocalyptic number.

6885135 is a deficient number, since it is larger than the sum of its proper divisors (5355345).

6885135 is a wasteful number, since it uses less digits than its factorization.

6885135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015 (or 51009 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 6885135 is about 2623.9540773421. The cubic root of 6885135 is about 190.2410145506.

It can be divided in two parts, 68851 and 35, that added together give a palindrome (68886).

The spelling of 6885135 in words is "six million, eight hundred eighty-five thousand, one hundred thirty-five".