3556443 has 16 divisors (see below), whose sum is σ = 5285376. Its totient is φ = 2108640.

The previous prime is 3556393. The next prime is 3556447. The reversal of 3556443 is 3446553.

3556443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3556443 - 2⁶ = 3556379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3556443.

It is not an unprimeable number, because it can be changed into a prime (3556447) 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 15 ways as a sum of consecutive naturals, for example, 405 + ... + 2697.

It is an arithmetic number, because the mean of its divisors is an integer number (330336).

Almost surely, 2^3556443 is an apocalyptic number.

3556443 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3556443 is a deficient number, since it is larger than the sum of its proper divisors (1728933).

3556443 is a wasteful number, since it uses less digits than its factorization.

3556443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354.

The product of its digits is 21600, while the sum is 30.

The square root of 3556443 is about 1885.8533877266. The cubic root of 3556443 is about 152.6412629961.

The spelling of 3556443 in words is "three million, five hundred fifty-six thousand, four hundred forty-three".