3306646 has 32 divisors (see below), whose sum is σ = 6174720. Its totient is φ = 1296000.

The previous prime is 3306643. The next prime is 3306647. The reversal of 3306646 is 6466033.

3306646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3306646³ (a number of 21 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3306643) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8046 + ... + 8446.

It is an arithmetic number, because the mean of its divisors is an integer number (192960).

Almost surely, 2^3306646 is an apocalyptic number.

3306646 is a deficient number, since it is larger than the sum of its proper divisors (2868074).

3306646 is a wasteful number, since it uses less digits than its factorization.

3306646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 3306646 is about 1818.4185436802. The cubic root of 3306646 is about 148.9804337474.

The spelling of 3306646 in words is "three million, three hundred six thousand, six hundred forty-six".