442282 has 16 divisors (see below), whose sum is σ = 711360. Its totient is φ = 205632.

The previous prime is 442271. The next prime is 442283. The reversal of 442282 is 282244.

It is a super-2 number, since 2×442282² = 391226735048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442283) 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 7 ways as a sum of consecutive naturals, for example, 3858 + ... + 3970.

It is an arithmetic number, because the mean of its divisors is an integer number (44460).

2⁴⁴²²⁸² is an apocalyptic number.

442282 is a deficient number, since it is larger than the sum of its proper divisors (269078).

442282 is a wasteful number, since it uses less digits than its factorization.

442282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237.

The product of its digits is 1024, while the sum is 22.

The square root of 442282 is about 665.0428557619. The cubic root of 442282 is about 76.1903125120.

The spelling of 442282 in words is "four hundred forty-two thousand, two hundred eighty-two".