282442 has 4 divisors (see below), whose sum is σ = 423666. Its totient is φ = 141220.

The previous prime is 282439. The next prime is 282461. The reversal of 282442 is 244282.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 279841 + 2601 = 529^2 + 51^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70609 + ... + 70612.

2²⁸²⁴⁴² is an apocalyptic number.

282442 is a deficient number, since it is larger than the sum of its proper divisors (141224).

282442 is a wasteful number, since it uses less digits than its factorization.

282442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141223.

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

The square root of 282442 is about 531.4527260256. The cubic root of 282442 is about 65.6109651014.

The spelling of 282442 in words is "two hundred eighty-two thousand, four hundred forty-two".