3985759 has 8 divisors (see below), whose sum is σ = 4095360. Its totient is φ = 3877536.

The previous prime is 3985721. The next prime is 3985777. The reversal of 3985759 is 9575893.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3985759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3985859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8082 + ... + 8560.

It is an arithmetic number, because the mean of its divisors is an integer number (511920).

Almost surely, 2^3985759 is an apocalyptic number.

3985759 is a deficient number, since it is larger than the sum of its proper divisors (109601).

3985759 is a wasteful number, since it uses less digits than its factorization.

3985759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689.

The product of its digits is 340200, while the sum is 46.

The square root of 3985759 is about 1996.4365755015. The cubic root of 3985759 is about 158.5514963680.

The spelling of 3985759 in words is "three million, nine hundred eighty-five thousand, seven hundred fifty-nine".