3870844 has 12 divisors (see below), whose sum is σ = 6804000. Its totient is φ = 1926848.

The previous prime is 3870827. The next prime is 3870847. The reversal of 3870844 is 4480783.

3870844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3870847) 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 3 ways as a sum of consecutive naturals, for example, 1069 + ... + 2980.

It is an arithmetic number, because the mean of its divisors is an integer number (567000).

Almost surely, 2^3870844 is an apocalyptic number.

It is an amenable number.

3870844 is a deficient number, since it is larger than the sum of its proper divisors (2933156).

3870844 is a wasteful number, since it uses less digits than its factorization.

3870844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292 (or 4290 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 3870844 is about 1967.4460602517. The cubic root of 3870844 is about 157.0128595090.

The spelling of 3870844 in words is "three million, eight hundred seventy thousand, eight hundred forty-four".