6678066 has 8 divisors (see below), whose sum is σ = 13356144. Its totient is φ = 2226020.

The previous prime is 6678037. The next prime is 6678079. The reversal of 6678066 is 6608766.

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

6678066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556500 + ... + 556511.

It is an arithmetic number, because the mean of its divisors is an integer number (1669518).

Almost surely, 2^6678066 is an apocalyptic number.

6678066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6678066 is a wasteful number, since it uses less digits than its factorization.

6678066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113016.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 6678066 is about 2584.1954260466. The cubic root of 6678066 is about 188.3144165266.

The spelling of 6678066 in words is "six million, six hundred seventy-eight thousand, sixty-six".