6648066 has 24 divisors (see below), whose sum is σ = 14468220. Its totient is φ = 2206176.

The previous prime is 6648053. The next prime is 6648067. The reversal of 6648066 is 6608466.

6648066 is a `hidden beast` number, since 6 + 648 + 0 + 6 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6610041 + 38025 = 2571^2 + 195^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6648066.

It is not an unprimeable number, because it can be changed into a prime (6648067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4156 + ... + 5528.

Almost surely, 2^6648066 is an apocalyptic number.

6648066 is an abundant number, since it is smaller than the sum of its proper divisors (7820154).

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

6648066 is a wasteful number, since it uses less digits than its factorization.

6648066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1647 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 6648066 is about 2578.3843778615. The cubic root of 6648066 is about 188.0320037564.

The spelling of 6648066 in words is "six million, six hundred forty-eight thousand, sixty-six".