3587666 has 4 divisors (see below), whose sum is σ = 5381502. Its totient is φ = 1793832.

The previous prime is 3587659. The next prime is 3587669. The reversal of 3587666 is 6667853.

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

It can be written as a sum of positive squares in only one way, i.e., 3500641 + 87025 = 1871^2 + 295^2 .

It is not an unprimeable number, because it can be changed into a prime (3587669) 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, 896915 + ... + 896918.

Almost surely, 2^3587666 is an apocalyptic number.

3587666 is a deficient number, since it is larger than the sum of its proper divisors (1793836).

3587666 is a wasteful number, since it uses less digits than its factorization.

3587666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793835.

The product of its digits is 181440, while the sum is 41.

The square root of 3587666 is about 1894.1135129659. The cubic root of 3587666 is about 153.0866554550.

The spelling of 3587666 in words is "three million, five hundred eighty-seven thousand, six hundred sixty-six".