6878128 has 20 divisors (see below), whose sum is σ = 13579488. Its totient is φ = 3373760.

The previous prime is 6878107. The next prime is 6878129. The reversal of 6878128 is 8218786.

It is not an unprimeable number, because it can be changed into a prime (6878129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3208 + ... + 4903.

Almost surely, 2^6878128 is an apocalyptic number.

It is an amenable number.

6878128 is a deficient number, since it is larger than the sum of its proper divisors (6701360).

6878128 is a wasteful number, since it uses less digits than its factorization.

6878128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8172 (or 8166 counting only the distinct ones).

The product of its digits is 43008, while the sum is 40.

The square root of 6878128 is about 2622.6185387890. The cubic root of 6878128 is about 190.1764565694.

The spelling of 6878128 in words is "six million, eight hundred seventy-eight thousand, one hundred twenty-eight".