442235 has 8 divisors (see below), whose sum is σ = 534336. Its totient is φ = 351360.

The previous prime is 442229. The next prime is 442237. The reversal of 442235 is 532244.

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

It is not a de Polignac number, because 442235 - 2⁶ = 442171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022 + ... + 1388.

It is an arithmetic number, because the mean of its divisors is an integer number (66792).

2⁴⁴²²³⁵ is an apocalyptic number.

442235 is a deficient number, since it is larger than the sum of its proper divisors (92101).

442235 is a wasteful number, since it uses less digits than its factorization.

442235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613.

The product of its digits is 960, while the sum is 20.

The square root of 442235 is about 665.0075187545. The cubic root of 442235 is about 76.1876135767.

Adding to 442235 its reverse (532244), we get a palindrome (974479).

Subtracting 442235 from its reverse (532244), we obtain a palindrome (90009).

The spelling of 442235 in words is "four hundred forty-two thousand, two hundred thirty-five".