6678766 has 8 divisors (see below), whose sum is σ = 10545480. Its totient is φ = 3163608.

The previous prime is 6678751. The next prime is 6678767.

6678766 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6678767) 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, 87841 + ... + 87916.

It is an arithmetic number, because the mean of its divisors is an integer number (1318185).

Almost surely, 2^6678766 is an apocalyptic number.

6678766 is a deficient number, since it is larger than the sum of its proper divisors (3866714).

6678766 is a wasteful number, since it uses less digits than its factorization.

6678766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175778.

The product of its digits is 508032, while the sum is 46.

The square root of 6678766 is about 2584.3308611708. The cubic root of 6678766 is about 188.3209960505.

The spelling of 6678766 in words is "six million, six hundred seventy-eight thousand, seven hundred sixty-six".