3213984 has 24 divisors (see below), whose sum is σ = 8436960. Its totient is φ = 1071296.

The previous prime is 3213979. The next prime is 3214007. The reversal of 3213984 is 4893123.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16644 + ... + 16835.

It is an arithmetic number, because the mean of its divisors is an integer number (351540).

Almost surely, 2^3213984 is an apocalyptic number.

It is an amenable number.

3213984 is an abundant number, since it is smaller than the sum of its proper divisors (5222976).

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

3213984 is a wasteful number, since it uses less digits than its factorization.

3213984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33492 (or 33484 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 3213984 is about 1792.7587679328. The cubic root of 3213984 is about 147.5756042553.

It can be divided in two parts, 32139 and 84, that added together give a palindrome (32223).

The spelling of 3213984 in words is "three million, two hundred thirteen thousand, nine hundred eighty-four".