3666059 has 4 divisors (see below), whose sum is σ = 3698616. Its totient is φ = 3633504.

The previous prime is 3666049. The next prime is 3666073. The reversal of 3666059 is 9506663.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3666059 - 2¹² = 3661963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666049) 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 in 3 ways as a sum of consecutive naturals, for example, 16109 + ... + 16334.

It is an arithmetic number, because the mean of its divisors is an integer number (924654).

Almost surely, 2^3666059 is an apocalyptic number.

3666059 is a deficient number, since it is larger than the sum of its proper divisors (32557).

3666059 is a wasteful number, since it uses less digits than its factorization.

3666059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32556.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 3666059 is about 1914.6955371547. The cubic root of 3666059 is about 154.1936480006.

The spelling of 3666059 in words is "three million, six hundred sixty-six thousand, fifty-nine".