242426 has 8 divisors (see below), whose sum is σ = 371520. Its totient is φ = 118588.

The previous prime is 242419. The next prime is 242441. The reversal of 242426 is 624242.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 242398 and 242407.

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, 1196 + ... + 1383.

It is an arithmetic number, because the mean of its divisors is an integer number (46440).

2²⁴²⁴²⁶ is an apocalyptic number.

242426 is a deficient number, since it is larger than the sum of its proper divisors (129094).

242426 is a wasteful number, since it uses less digits than its factorization.

242426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628.

The product of its digits is 768, while the sum is 20.

The square root of 242426 is about 492.3677487407. The cubic root of 242426 is about 62.3533414629.

Adding to 242426 its reverse (624242), we get a palindrome (866668).

The spelling of 242426 in words is "two hundred forty-two thousand, four hundred twenty-six".