3666073 has 2 divisors, whose sum is σ = 3666074. Its totient is φ = 3666072.

The previous prime is 3666049. The next prime is 3666077. The reversal of 3666073 is 3706663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2795584 + 870489 = 1672^2 + 933^2 .

It is a cyclic number.

It is not a de Polignac number, because 3666073 - 2⁵ = 3666041 is a prime.

It is not a weakly prime, because it can be changed into another prime (3666077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833036 + 1833037.

It is an arithmetic number, because the mean of its divisors is an integer number (1833037).

Almost surely, 2^3666073 is an apocalyptic number.

It is an amenable number.

3666073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3666073 is an equidigital number, since it uses as much as digits as its factorization.

3666073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 3666073 is about 1914.6991930849. The cubic root of 3666073 is about 154.1938442793.

The spelling of 3666073 in words is "three million, six hundred sixty-six thousand, seventy-three".