6678936 has 80 divisors (see below), whose sum is σ = 20429640. Its totient is φ = 2021760.

The previous prime is 6678929. The next prime is 6678967. The reversal of 6678936 is 6398766.

It is a junction number, because it is equal to n+sod(n) for n = 6678891 and 6678900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6660 + ... + 7596.

Almost surely, 2^6678936 is an apocalyptic number.

6678936 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6678936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10214820).

6678936 is an abundant number, since it is smaller than the sum of its proper divisors (13750704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6678936 is a wasteful number, since it uses less digits than its factorization.

6678936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966 (or 953 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 6678936 is about 2584.3637514870. The cubic root of 6678936 is about 188.3225938656.

The spelling of 6678936 in words is "six million, six hundred seventy-eight thousand, nine hundred thirty-six".