442768324 has 12 divisors (see below), whose sum is σ = 815626000. Its totient is φ = 209732328.

The previous prime is 442768321. The next prime is 442768363. The reversal of 442768324 is 423867244.

It is not an unprimeable number, because it can be changed into a prime (442768321) 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 3 ways as a sum of consecutive naturals, for example, 2912874 + ... + 2913025.

Almost surely, 2^442768324 is an apocalyptic number.

It is an amenable number.

442768324 is a deficient number, since it is larger than the sum of its proper divisors (372857676).

442768324 is a wasteful number, since it uses less digits than its factorization.

442768324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5825922 (or 5825920 counting only the distinct ones).

The product of its digits is 258048, while the sum is 40.

The square root of 442768324 is about 21042.0608306316. The cubic root of 442768324 is about 762.1822803869.

The spelling of 442768324 in words is "four hundred forty-two million, seven hundred sixty-eight thousand, three hundred twenty-four".