3985735 has 16 divisors (see below), whose sum is σ = 5455296. Its totient is φ = 2769408.

The previous prime is 3985721. The next prime is 3985777. The reversal of 3985735 is 5375893.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3985735 - 2¹⁵ = 3952967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699 + ... + 2908.

It is an arithmetic number, because the mean of its divisors is an integer number (340956).

Almost surely, 2^3985735 is an apocalyptic number.

3985735 is a deficient number, since it is larger than the sum of its proper divisors (1469561).

3985735 is a wasteful number, since it uses less digits than its factorization.

3985735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642.

The product of its digits is 113400, while the sum is 40.

The square root of 3985735 is about 1996.4305647831. The cubic root of 3985735 is about 158.5511781314.

The spelling of 3985735 in words is "three million, nine hundred eighty-five thousand, seven hundred thirty-five".