3786865 has 8 divisors (see below), whose sum is σ = 4602240. Its totient is φ = 2990832.

The previous prime is 3786859. The next prime is 3786899. The reversal of 3786865 is 5686873.

3786865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3786865 - 2³ = 3786857 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 4399 + ... + 5188.

It is an arithmetic number, because the mean of its divisors is an integer number (575280).

Almost surely, 2^3786865 is an apocalyptic number.

It is an amenable number.

3786865 is a deficient number, since it is larger than the sum of its proper divisors (815375).

3786865 is an equidigital number, since it uses as much as digits as its factorization.

3786865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671.

The product of its digits is 241920, while the sum is 43.

The square root of 3786865 is about 1945.9868961532. The cubic root of 3786865 is about 155.8690688601.

The spelling of 3786865 in words is "three million, seven hundred eighty-six thousand, eight hundred sixty-five".