442343244 has 48 divisors (see below), whose sum is σ = 1180610816. Its totient is φ = 126273600.

The previous prime is 442343233. The next prime is 442343249.

442343244 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (442343249) 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, 185379 + ... + 187749.

Almost surely, 2^442343244 is an apocalyptic number.

It is an amenable number.

442343244 is an abundant number, since it is smaller than the sum of its proper divisors (738267572).

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

442343244 is a wasteful number, since it uses less digits than its factorization.

442343244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606 (or 4604 counting only the distinct ones).

The product of its digits is 36864, while the sum is 30.

The square root of 442343244 is about 21031.9576834873. The cubic root of 442343244 is about 761.9382911016.

The spelling of 442343244 in words is "four hundred forty-two million, three hundred forty-three thousand, two hundred forty-four".