3805443 has 6 divisors (see below), whose sum is σ = 5496764. Its totient is φ = 2536956.

The previous prime is 3805393. The next prime is 3805463. The reversal of 3805443 is 3445083.

It is a happy number.

It is not a de Polignac number, because 3805443 - 2⁶ = 3805379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3805463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211405 + ... + 211422.

Almost surely, 2^3805443 is an apocalyptic number.

3805443 is a deficient number, since it is larger than the sum of its proper divisors (1691321).

3805443 is a wasteful number, since it uses less digits than its factorization.

3805443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422833 (or 422830 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 3805443 is about 1950.7544694297. The cubic root of 3805443 is about 156.1235461145.

The spelling of 3805443 in words is "three million, eight hundred five thousand, four hundred forty-three".