3983785 has 16 divisors (see below), whose sum is σ = 5193216. Its totient is φ = 2916288.

The previous prime is 3983773. The next prime is 3983789. The reversal of 3983785 is 5873893.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3983785 - 2⁷ = 3983657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3983789) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10672 + ... + 11038.

It is an arithmetic number, because the mean of its divisors is an integer number (324576).

Almost surely, 2^3983785 is an apocalyptic number.

It is an amenable number.

3983785 is a deficient number, since it is larger than the sum of its proper divisors (1209431).

3983785 is a wasteful number, since it uses less digits than its factorization.

3983785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552.

The product of its digits is 181440, while the sum is 43.

The square root of 3983785 is about 1995.9421334297. The cubic root of 3983785 is about 158.5253171353.

The spelling of 3983785 in words is "three million, nine hundred eighty-three thousand, seven hundred eighty-five".