3206345666 has 8 divisors (see below), whose sum is σ = 4870398720. Its totient is φ = 1582879428.

The previous prime is 3206345633. The next prime is 3206345669. The reversal of 3206345666 is 6665436023.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3206345669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10146506 + ... + 10146821.

It is an arithmetic number, because the mean of its divisors is an integer number (608799840).

Almost surely, 2^3206345666 is an apocalyptic number.

3206345666 is a deficient number, since it is larger than the sum of its proper divisors (1664053054).

3206345666 is a wasteful number, since it uses less digits than its factorization.

3206345666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20293408.

The product of its (nonzero) digits is 466560, while the sum is 41.

The square root of 3206345666 is about 56624.6030096459. The cubic root of 3206345666 is about 1474.5860243582.

The spelling of 3206345666 in words is "three billion, two hundred six million, three hundred forty-five thousand, six hundred sixty-six".