3943224 has 24 divisors (see below), whose sum is σ = 10679760. Its totient is φ = 1314384.

The previous prime is 3943211. The next prime is 3943243. The reversal of 3943224 is 4223493.

It is a happy number.

3943224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 27312 + ... + 27455.

It is an arithmetic number, because the mean of its divisors is an integer number (444990).

Almost surely, 2^3943224 is an apocalyptic number.

It is an amenable number.

3943224 is an abundant number, since it is smaller than the sum of its proper divisors (6736536).

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

3943224 is a wasteful number, since it uses less digits than its factorization.

3943224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54779 (or 54772 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 3943224 is about 1985.7552719306. The cubic root of 3943224 is about 157.9854710776.

The spelling of 3943224 in words is "three million, nine hundred forty-three thousand, two hundred twenty-four".