442535344 has 20 divisors (see below), whose sum is σ = 869159896. Its totient is φ = 218236032.

The previous prime is 442535321. The next prime is 442535369. The reversal of 442535344 is 443535244.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188274 + ... + 190609.

Almost surely, 2^442535344 is an apocalyptic number.

It is an amenable number.

442535344 is a deficient number, since it is larger than the sum of its proper divisors (426624552).

442535344 is a wasteful number, since it uses less digits than its factorization.

442535344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378964 (or 378958 counting only the distinct ones).

The product of its digits is 115200, while the sum is 34.

The square root of 442535344 is about 21036.5240474751. The cubic root of 442535344 is about 762.0485728527.

The spelling of 442535344 in words is "four hundred forty-two million, five hundred thirty-five thousand, three hundred forty-four".