6766880 has 24 divisors (see below), whose sum is σ = 15987132. Its totient is φ = 2706688.

The previous prime is 6766871. The next prime is 6766883. The reversal of 6766880 is 886676.

It can be written as a sum of positive squares in 2 ways, for example, as 6492304 + 274576 = 2548^2 + 524^2 .

It is not an unprimeable number, because it can be changed into a prime (6766883) 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, 20987 + ... + 21306.

Almost surely, 2^6766880 is an apocalyptic number.

It is an amenable number.

6766880 is an abundant number, since it is smaller than the sum of its proper divisors (9220252).

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

6766880 is a wasteful number, since it uses less digits than its factorization.

6766880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42308 (or 42300 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 6766880 is about 2601.3227404534. The cubic root of 6766880 is about 189.1455631418.

The spelling of 6766880 in words is "six million, seven hundred sixty-six thousand, eight hundred eighty".