3994912 has 24 divisors (see below), whose sum is σ = 7934976. Its totient is φ = 1979712.

The previous prime is 3994909. The next prime is 3994931. The reversal of 3994912 is 2194993.

3994912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3573 + ... + 4555.

It is an arithmetic number, because the mean of its divisors is an integer number (330624).

Almost surely, 2^3994912 is an apocalyptic number.

3994912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3994912 is a deficient number, since it is larger than the sum of its proper divisors (3940064).

3994912 is a wasteful number, since it uses less digits than its factorization.

3994912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120 (or 1112 counting only the distinct ones).

The product of its digits is 17496, while the sum is 37.

The square root of 3994912 is about 1998.7275952465. The cubic root of 3994912 is about 158.6727708344.

The spelling of 3994912 in words is "three million, nine hundred ninety-four thousand, nine hundred twelve".