3963964 has 12 divisors (see below), whose sum is σ = 6955704. Its totient is φ = 1976624.

The previous prime is 3963959. The next prime is 3963977. The reversal of 3963964 is 4693693.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654 + ... + 2890.

It is an arithmetic number, because the mean of its divisors is an integer number (579642).

Almost surely, 2^3963964 is an apocalyptic number.

It is an amenable number.

3963964 is a deficient number, since it is larger than the sum of its proper divisors (2991740).

3963964 is a wasteful number, since it uses less digits than its factorization.

3963964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684 (or 2682 counting only the distinct ones).

The product of its digits is 104976, while the sum is 40.

The square root of 3963964 is about 1990.9706175632. The cubic root of 3963964 is about 158.2619699331.

The spelling of 3963964 in words is "three million, nine hundred sixty-three thousand, nine hundred sixty-four".