3871244 has 24 divisors (see below), whose sum is σ = 7373520. Its totient is φ = 1767744.

The previous prime is 3871211. The next prime is 3871271. The reversal of 3871244 is 4421783.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5327 + ... + 6009.

It is an arithmetic number, because the mean of its divisors is an integer number (307230).

Almost surely, 2^3871244 is an apocalyptic number.

It is an amenable number.

3871244 is a deficient number, since it is larger than the sum of its proper divisors (3502276).

3871244 is a wasteful number, since it uses less digits than its factorization.

3871244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809 (or 807 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 3871244 is about 1967.5477122550. The cubic root of 3871244 is about 157.0182677163.

The spelling of 3871244 in words is "three million, eight hundred seventy-one thousand, two hundred forty-four".