3958443 has 8 divisors (see below), whose sum is σ = 5864400. Its totient is φ = 2638944.

The previous prime is 3958439. The next prime is 3958457. The reversal of 3958443 is 3448593.

3958443 is a `hidden beast` number, since 39 + 584 + 43 = 666.

It is not a de Polignac number, because 3958443 - 2² = 3958439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3958398 and 3958407.

It is not an unprimeable number, because it can be changed into a prime (3958243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73278 + ... + 73331.

It is an arithmetic number, because the mean of its divisors is an integer number (733050).

Almost surely, 2^3958443 is an apocalyptic number.

3958443 is a deficient number, since it is larger than the sum of its proper divisors (1905957).

3958443 is a wasteful number, since it uses less digits than its factorization.

3958443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146618 (or 146612 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3958443 is about 1989.5836247818. The cubic root of 3958443 is about 158.1884601578.

The spelling of 3958443 in words is "three million, nine hundred fifty-eight thousand, four hundred forty-three".