3947012 has 12 divisors (see below), whose sum is σ = 7094220. Its totient is φ = 1920096.

The previous prime is 3946997. The next prime is 3947017. The reversal of 3947012 is 2107493.

It can be written as a sum of positive squares in 2 ways, for example, as 3748096 + 198916 = 1936^2 + 446^2 .

It is not an unprimeable number, because it can be changed into a prime (3947017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13187 + ... + 13482.

It is an arithmetic number, because the mean of its divisors is an integer number (591185).

Almost surely, 2^3947012 is an apocalyptic number.

It is an amenable number.

3947012 is a deficient number, since it is larger than the sum of its proper divisors (3147208).

3947012 is a wasteful number, since it uses less digits than its factorization.

3947012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26710 (or 26708 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 3947012 is about 1986.7088362415. The cubic root of 3947012 is about 158.0360436917.

The spelling of 3947012 in words is "three million, nine hundred forty-seven thousand, twelve".