242826 has 8 divisors (see below), whose sum is σ = 485664. Its totient is φ = 80940.

The previous prime is 242819. The next prime is 242863. The reversal of 242826 is 628242.

242826 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.

242826 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 242796 and 242805.

It is an unprimeable number.

242826 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20230 + ... + 20241.

It is an arithmetic number, because the mean of its divisors is an integer number (60708).

2²⁴²⁸²⁶ is an apocalyptic number.

242826 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242826 is a wasteful number, since it uses less digits than its factorization.

242826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40476.

The product of its digits is 1536, while the sum is 24.

The square root of 242826 is about 492.7737817701. The cubic root of 242826 is about 62.3876167077.

It can be divided in two parts, 24 and 2826, that added together give a triangular number (2850 = T₇₅).

The spelling of 242826 in words is "two hundred forty-two thousand, eight hundred twenty-six".