442303244 has 48 divisors (see below), whose sum is σ = 828515520. Its totient is φ = 206223360.

The previous prime is 442303243. The next prime is 442303249.

442303244 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (442303241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537017 + ... + 537839.

It is an arithmetic number, because the mean of its divisors is an integer number (17260740).

Almost surely, 2^442303244 is an apocalyptic number.

It is an amenable number.

442303244 is a deficient number, since it is larger than the sum of its proper divisors (386212276).

442303244 is a wasteful number, since it uses less digits than its factorization.

442303244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 442303244 is about 21031.0067281621. The cubic root of 442303244 is about 761.9153236807.

It can be divided in two parts, 44230 and 3244, that added together give a palindrome (47474).

The spelling of 442303244 in words is "four hundred forty-two million, three hundred three thousand, two hundred forty-four".