3842443 has 4 divisors (see below), whose sum is σ = 4191768. Its totient is φ = 3493120.

The previous prime is 3842431. The next prime is 3842483. The reversal of 3842443 is 3442483.

3842443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3842443 - 2⁵ = 3842411 is a prime.

It is a Duffinian number.

3842443 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3842483) 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, 174646 + ... + 174667.

It is an arithmetic number, because the mean of its divisors is an integer number (1047942).

Almost surely, 2^3842443 is an apocalyptic number.

3842443 is a deficient number, since it is larger than the sum of its proper divisors (349325).

3842443 is a wasteful number, since it uses less digits than its factorization.

3842443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349324.

The product of its digits is 9216, while the sum is 28.

The square root of 3842443 is about 1960.2150392240. The cubic root of 3842443 is about 156.6279070154.

The spelling of 3842443 in words is "three million, eight hundred forty-two thousand, four hundred forty-three".