442334305 has 32 divisors (see below), whose sum is σ = 643887360. Its totient is φ = 284774400.

The previous prime is 442334287. The next prime is 442334329. The reversal of 442334305 is 503433244.

It is not a de Polignac number, because 442334305 - 2⁵ = 442334273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367705 + ... + 368905.

It is an arithmetic number, because the mean of its divisors is an integer number (20121480).

Almost surely, 2^442334305 is an apocalyptic number.

It is an amenable number.

442334305 is a deficient number, since it is larger than the sum of its proper divisors (201553055).

442334305 is a wasteful number, since it uses less digits than its factorization.

442334305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849.

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 442334305 is about 21031.7451724768. The cubic root of 442334305 is about 761.9331585774.

Adding to 442334305 its reverse (503433244), we get a palindrome (945767549).

The spelling of 442334305 in words is "four hundred forty-two million, three hundred thirty-four thousand, three hundred five".