6885838 has 8 divisors (see below), whose sum is σ = 10340640. Its totient is φ = 3438960.

The previous prime is 6885821. The next prime is 6885883. The reversal of 6885838 is 8385886.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1243 + ... + 3913.

It is an arithmetic number, because the mean of its divisors is an integer number (1292580).

Almost surely, 2^6885838 is an apocalyptic number.

6885838 is a deficient number, since it is larger than the sum of its proper divisors (3454802).

6885838 is a wasteful number, since it uses less digits than its factorization.

6885838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3962.

The product of its digits is 368640, while the sum is 46.

The square root of 6885838 is about 2624.0880320599. The cubic root of 6885838 is about 190.2474891214.

The spelling of 6885838 in words is "six million, eight hundred eighty-five thousand, eight hundred thirty-eight".