242338 has 4 divisors (see below), whose sum is σ = 363510. Its totient is φ = 121168.

The previous prime is 242329. The next prime is 242357. The reversal of 242338 is 833242.

242338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833242 = 2 ⋅416621.

It can be written as a sum of positive squares in only one way, i.e., 208849 + 33489 = 457^2 + 183^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60583 + ... + 60586.

2²⁴²³³⁸ is an apocalyptic number.

242338 is a deficient number, since it is larger than the sum of its proper divisors (121172).

242338 is a wasteful number, since it uses less digits than its factorization.

242338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121171.

The product of its digits is 1152, while the sum is 22.

The square root of 242338 is about 492.2783765310. The cubic root of 242338 is about 62.3457958502.

It can be divided in two parts, 242 and 338, that multiplied together give a square (81796 = 286²).

The spelling of 242338 in words is "two hundred forty-two thousand, three hundred thirty-eight".