8106666 has 8 divisors (see below), whose sum is σ = 16213344. Its totient is φ = 2702220.

The previous prime is 8106647. The next prime is 8106677. The reversal of 8106666 is 6666018.

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

8106666 is an admirable number.

8106666 is a modest number, since divided by 6666 gives 810 as remainder.

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, 675550 + ... + 675561.

It is an arithmetic number, because the mean of its divisors is an integer number (2026668).

Almost surely, 2^8106666 is an apocalyptic number.

8106666 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.

8106666 is a wasteful number, since it uses less digits than its factorization.

8106666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351116.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 8106666 is about 2847.2207501351. The cubic root of 8106666 is about 200.8849617711.

The spelling of 8106666 in words is "eight million, one hundred six thousand, six hundred sixty-six".