443442982 has 8 divisors (see below), whose sum is σ = 665286552. Its totient is φ = 221680800.

The previous prime is 443442947. The next prime is 443442983. The reversal of 443442982 is 289244344.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443442983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4144 + ... + 30067.

It is an arithmetic number, because the mean of its divisors is an integer number (83160819).

Almost surely, 2^443442982 is an apocalyptic number.

443442982 is a deficient number, since it is larger than the sum of its proper divisors (221843570).

443442982 is a wasteful number, since it uses less digits than its factorization.

443442982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40694.

The product of its digits is 221184, while the sum is 40.

The square root of 443442982 is about 21058.0859054188. The cubic root of 443442982 is about 762.5692031430.

The spelling of 443442982 in words is "four hundred forty-three million, four hundred forty-two thousand, nine hundred eighty-two".