6804878 has 4 divisors (see below), whose sum is σ = 10207320. Its totient is φ = 3402438.

The previous prime is 6804871. The next prime is 6804887. The reversal of 6804878 is 8784086.

It is a happy number.

It is a semiprime because it is the product of two primes.

6804878 is a modest number, since divided by 4878 gives 68 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6804871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701218 + ... + 1701221.

It is an arithmetic number, because the mean of its divisors is an integer number (2551830).

Almost surely, 2^6804878 is an apocalyptic number.

6804878 is a deficient number, since it is larger than the sum of its proper divisors (3402442).

6804878 is a wasteful number, since it uses less digits than its factorization.

6804878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402441.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 6804878 is about 2608.6161082076. The cubic root of 6804878 is about 189.4989383195.

The spelling of 6804878 in words is "six million, eight hundred four thousand, eight hundred seventy-eight".