3666056 has 16 divisors (see below), whose sum is σ = 7042140. Its totient is φ = 1788160.

The previous prime is 3666049. The next prime is 3666073. The reversal of 3666056 is 6506663.

3666056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3648100 + 17956 = 1910^2 + 134^2 .

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, 5261 + ... + 5916.

Almost surely, 2^3666056 is an apocalyptic number.

It is an amenable number.

3666056 is a deficient number, since it is larger than the sum of its proper divisors (3376084).

3666056 is a wasteful number, since it uses less digits than its factorization.

3666056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11224 (or 11220 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 3666056 is about 1914.6947537401. The cubic root of 3666056 is about 154.1936059408.

The spelling of 3666056 in words is "three million, six hundred sixty-six thousand, fifty-six".