3985764 has 12 divisors (see below), whose sum is σ = 9300144. Its totient is φ = 1328584.

The previous prime is 3985721. The next prime is 3985777. The reversal of 3985764 is 4675893.

It is a happy number.

3985764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166062 + ... + 166085.

It is an arithmetic number, because the mean of its divisors is an integer number (775012).

Almost surely, 2^3985764 is an apocalyptic number.

It is an amenable number.

3985764 is an abundant number, since it is smaller than the sum of its proper divisors (5314380).

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

3985764 is a wasteful number, since it uses less digits than its factorization.

3985764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332154 (or 332152 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 3985764 is about 1996.4378277322. The cubic root of 3985764 is about 158.5515626672.

The spelling of 3985764 in words is "three million, nine hundred eighty-five thousand, seven hundred sixty-four".