443420382 has 32 divisors (see below), whose sum is σ = 919440000. Its totient is φ = 142396128.

The previous prime is 443420363. The next prime is 443420389. The reversal of 443420382 is 283024344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443420389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84273 + ... + 89379.

It is an arithmetic number, because the mean of its divisors is an integer number (28732500).

Almost surely, 2^443420382 is an apocalyptic number.

443420382 is an abundant number, since it is smaller than the sum of its proper divisors (476019618).

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

443420382 is a wasteful number, since it uses less digits than its factorization.

443420382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640.

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 443420382 is about 21057.5492876070. The cubic root of 443420382 is about 762.5562481842.

The spelling of 443420382 in words is "four hundred forty-three million, four hundred twenty thousand, three hundred eighty-two".