3920012 has 24 divisors (see below), whose sum is σ = 7174272. Its totient is φ = 1872000.

The previous prime is 3920011. The next prime is 3920029. The reversal of 3920012 is 2100293.

3920012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (17) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3920011) 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 7 ways as a sum of consecutive naturals, for example, 12368 + ... + 12680.

It is an arithmetic number, because the mean of its divisors is an integer number (298928).

Almost surely, 2^3920012 is an apocalyptic number.

It is an amenable number.

3920012 is a deficient number, since it is larger than the sum of its proper divisors (3254260).

3920012 is a wasteful number, since it uses less digits than its factorization.

3920012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3920012 is about 1979.9020177776. The cubic root of 3920012 is about 157.6748641545.

The spelling of 3920012 in words is "three million, nine hundred twenty thousand, twelve".