3789866 has 4 divisors (see below), whose sum is σ = 5684802. Its totient is φ = 1894932.

The previous prime is 3789859. The next prime is 3789883. The reversal of 3789866 is 6689873.

3789866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 2337841 + 1452025 = 1529^2 + 1205^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3789866.

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 as a sum of consecutive naturals, namely, 947465 + ... + 947468.

Almost surely, 2^3789866 is an apocalyptic number.

3789866 is a deficient number, since it is larger than the sum of its proper divisors (1894936).

3789866 is a wasteful number, since it uses less digits than its factorization.

3789866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894935.

The product of its digits is 435456, while the sum is 47.

The square root of 3789866 is about 1946.7578175007. The cubic root of 3789866 is about 155.9102321589.

The spelling of 3789866 in words is "three million, seven hundred eighty-nine thousand, eight hundred sixty-six".