6646060 has 12 divisors (see below), whose sum is σ = 13956768. Its totient is φ = 2658416.

The previous prime is 6646049. The next prime is 6646153. The reversal of 6646060 is 606466.

It is a super-2 number, since 2×6646060² = 88340227047200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166132 + ... + 166171.

It is an arithmetic number, because the mean of its divisors is an integer number (1163064).

Almost surely, 2^6646060 is an apocalyptic number.

It is an amenable number.

6646060 is an abundant number, since it is smaller than the sum of its proper divisors (7310708).

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

6646060 is a wasteful number, since it uses less digits than its factorization.

6646060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332312 (or 332310 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 6646060 is about 2577.9953452247. The cubic root of 6646060 is about 188.0130894764.

It can be divided in two parts, 664 and 6060, that added together give a square (6724 = 82²).

The spelling of 6646060 in words is "six million, six hundred forty-six thousand, sixty".