3985568 has 24 divisors (see below), whose sum is σ = 7983360. Its totient is φ = 1958080.

The previous prime is 3985567. The next prime is 3985589. The reversal of 3985568 is 8655893.

It is not an unprimeable number, because it can be changed into a prime (3985567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833 + ... + 2943.

It is an arithmetic number, because the mean of its divisors is an integer number (332640).

Almost surely, 2^3985568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3985568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3991680).

3985568 is an abundant number, since it is smaller than the sum of its proper divisors (3997792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3985568 is a wasteful number, since it uses less digits than its factorization.

3985568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180 (or 2172 counting only the distinct ones).

The product of its digits is 259200, while the sum is 44.

The square root of 3985568 is about 1996.3887396998. The cubic root of 3985568 is about 158.5489636995.

The spelling of 3985568 in words is "three million, nine hundred eighty-five thousand, five hundred sixty-eight".