3984312 has 16 divisors (see below), whose sum is σ = 9960840. Its totient is φ = 1328096.

The previous prime is 3984301. The next prime is 3984317. The reversal of 3984312 is 2134893.

It is a super-2 number, since 2×3984312² = 31749484226688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3984312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3984317) by changing a digit.

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, 82983 + ... + 83030.

Almost surely, 2^3984312 is an apocalyptic number.

It is an amenable number.

3984312 is an abundant number, since it is smaller than the sum of its proper divisors (5976528).

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

3984312 is a wasteful number, since it uses less digits than its factorization.

3984312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166022 (or 166018 counting only the distinct ones).

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

The square root of 3984312 is about 1996.0741469194. The cubic root of 3984312 is about 158.5323070673.

The spelling of 3984312 in words is "three million, nine hundred eighty-four thousand, three hundred twelve".