3959984 has 30 divisors (see below), whose sum is σ = 8926884. Its totient is φ = 1696800.

The previous prime is 3959983. The next prime is 3960007. The reversal of 3959984 is 4899593.

3959984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3959981) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1742 + ... + 3309.

Almost surely, 2^3959984 is an apocalyptic number.

It is an amenable number.

3959984 is an abundant number, since it is smaller than the sum of its proper divisors (4966900).

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

3959984 is a wasteful number, since it uses less digits than its factorization.

3959984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073 (or 5060 counting only the distinct ones).

The product of its digits is 349920, while the sum is 47.

The square root of 3959984 is about 1989.9708540579. The cubic root of 3959984 is about 158.2089847927.

The spelling of 3959984 in words is "three million, nine hundred fifty-nine thousand, nine hundred eighty-four".