3666304 has 16 divisors (see below), whose sum is σ = 7304220. Its totient is φ = 1833088.

The previous prime is 3666301. The next prime is 3666317. The reversal of 3666304 is 4036663.

3666304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666301) 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 as a sum of consecutive naturals, namely, 14194 + ... + 14449.

Almost surely, 2^3666304 is an apocalyptic number.

It is an amenable number.

3666304 is a deficient number, since it is larger than the sum of its proper divisors (3637916).

3666304 is an equidigital number, since it uses as much as digits as its factorization.

3666304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28657 (or 28645 counting only the distinct ones).

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

The square root of 3666304 is about 1914.7595149261. The cubic root of 3666304 is about 154.1970828064.

It can be divided in two parts, 366 and 6304, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 3666304 in words is "three million, six hundred sixty-six thousand, three hundred four".