3839705 has 16 divisors (see below), whose sum is σ = 4924800. Its totient is φ = 2863872.

The previous prime is 3839701. The next prime is 3839707. The reversal of 3839705 is 5079383.

It is a cyclic number.

It is not a de Polignac number, because 3839705 - 2² = 3839701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3839701) 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 15 ways as a sum of consecutive naturals, for example, 16802 + ... + 17028.

It is an arithmetic number, because the mean of its divisors is an integer number (307800).

Almost surely, 2^3839705 is an apocalyptic number.

It is an amenable number.

3839705 is a deficient number, since it is larger than the sum of its proper divisors (1085095).

3839705 is a wasteful number, since it uses less digits than its factorization.

3839705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 3839705 is about 1959.5165220023. The cubic root of 3839705 is about 156.5906955234.

The spelling of 3839705 in words is "three million, eight hundred thirty-nine thousand, seven hundred five".