3869786 has 8 divisors (see below), whose sum is σ = 5891520. Its totient is φ = 1905948.

The previous prime is 3869759. The next prime is 3869791. The reversal of 3869786 is 6879683.

3869786 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 self number, because there is not a number n which added to its sum of digits gives 3869786.

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 3 ways as a sum of consecutive naturals, for example, 14306 + ... + 14573.

It is an arithmetic number, because the mean of its divisors is an integer number (736440).

Almost surely, 2^3869786 is an apocalyptic number.

3869786 is a deficient number, since it is larger than the sum of its proper divisors (2021734).

3869786 is a wasteful number, since it uses less digits than its factorization.

3869786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28948.

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

The square root of 3869786 is about 1967.1771653819. The cubic root of 3869786 is about 156.9985530044.

It can be divided in two parts, 38697 and 86, that added together give a palindrome (38783).

The spelling of 3869786 in words is "three million, eight hundred sixty-nine thousand, seven hundred eighty-six".