3871146 has 16 divisors (see below), whose sum is σ = 7761600. Its totient is φ = 1287168.

The previous prime is 3871139. The next prime is 3871151. The reversal of 3871146 is 6411783.

It is a happy number.

3871146 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 7 ways as a sum of consecutive naturals, for example, 4195 + ... + 5033.

It is an arithmetic number, because the mean of its divisors is an integer number (485100).

Almost surely, 2^3871146 is an apocalyptic number.

3871146 is an abundant number, since it is smaller than the sum of its proper divisors (3890454).

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

3871146 is a wasteful number, since it uses less digits than its factorization.

3871146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its digits is 4032, while the sum is 30.

The square root of 3871146 is about 1967.5228079999. The cubic root of 3871146 is about 157.0169427400.

The spelling of 3871146 in words is "three million, eight hundred seventy-one thousand, one hundred forty-six".