6330666 has 16 divisors (see below), whose sum is σ = 12686688. Its totient is φ = 2106000.

The previous prime is 6330631. The next prime is 6330679. The reversal of 6330666 is 6660336.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4216 + ... + 5516.

It is an arithmetic number, because the mean of its divisors is an integer number (792918).

Almost surely, 2^6330666 is an apocalyptic number.

6330666 is an abundant number, since it is smaller than the sum of its proper divisors (6356022).

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

6330666 is a wasteful number, since it uses less digits than its factorization.

6330666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117.

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 6330666 is about 2516.0814772181. The cubic root of 6330666 is about 184.9906593774.

It can be divided in two parts, 6330 and 666, that added together give a palindrome (6996).

The spelling of 6330666 in words is "six million, three hundred thirty thousand, six hundred sixty-six".