6679776 has 48 divisors (see below), whose sum is σ = 18570384. Its totient is φ = 2095104.

The previous prime is 6679763. The next prime is 6679789. The reversal of 6679776 is 6779766.

6679776 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6679763) and next prime (6679789).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415 + ... + 3678.

It is an arithmetic number, because the mean of its divisors is an integer number (386883).

Almost surely, 2^6679776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6679776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9285192).

6679776 is an abundant number, since it is smaller than the sum of its proper divisors (11890608).

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

6679776 is a wasteful number, since it uses less digits than its factorization.

6679776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123 (or 4115 counting only the distinct ones).

The product of its digits is 666792, while the sum is 48.

The square root of 6679776 is about 2584.5262621997. The cubic root of 6679776 is about 188.3304885535.

The spelling of 6679776 in words is "six million, six hundred seventy-nine thousand, seven hundred seventy-six".