3868444 has 6 divisors (see below), whose sum is σ = 6769784. Its totient is φ = 1934220.

The previous prime is 3868441. The next prime is 3868463. The reversal of 3868444 is 4448683.

3868444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3868444² = 29929717962272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3868441) 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 as a sum of consecutive naturals, namely, 483552 + ... + 483559.

Almost surely, 2^3868444 is an apocalyptic number.

It is an amenable number.

3868444 is a deficient number, since it is larger than the sum of its proper divisors (2901340).

3868444 is a wasteful number, since it uses less digits than its factorization.

3868444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967115 (or 967113 counting only the distinct ones).

The product of its digits is 73728, while the sum is 37.

The square root of 3868444 is about 1966.8360379045. The cubic root of 3868444 is about 156.9804024384.

The spelling of 3868444 in words is "three million, eight hundred sixty-eight thousand, four hundred forty-four".