442014305 has 8 divisors (see below), whose sum is σ = 534466944. Its totient is φ = 350911600.

The previous prime is 442014283. The next prime is 442014319. The reversal of 442014305 is 503410244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 442014305 - 2⁶ = 442014241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 336761 + ... + 338070.

It is an arithmetic number, because the mean of its divisors is an integer number (66808368).

Almost surely, 2^442014305 is an apocalyptic number.

It is an amenable number.

442014305 is a deficient number, since it is larger than the sum of its proper divisors (92452639).

442014305 is a wasteful number, since it uses less digits than its factorization.

442014305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674967.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 442014305 is about 21024.1362486072. The cubic root of 442014305 is about 761.7493779487.

Adding to 442014305 its reverse (503410244), we get a palindrome (945424549).

The spelling of 442014305 in words is "four hundred forty-two million, fourteen thousand, three hundred five".