242822 has 8 divisors (see below), whose sum is σ = 366336. Its totient is φ = 120712.

The previous prime is 242819. The next prime is 242863. The reversal of 242822 is 228242.

242822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 242794 and 242803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443 + ... + 825.

It is an arithmetic number, because the mean of its divisors is an integer number (45792).

2²⁴²⁸²² is an apocalyptic number.

242822 is a deficient number, since it is larger than the sum of its proper divisors (123514).

242822 is a wasteful number, since it uses less digits than its factorization.

242822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702.

The product of its digits is 512, while the sum is 20.

The square root of 242822 is about 492.7697230959. The cubic root of 242822 is about 62.3872741417.

It can be divided in two parts, 2 and 42822, that added together give a palindrome (42824).

The spelling of 242822 in words is "two hundred forty-two thousand, eight hundred twenty-two".