242938 has 4 divisors (see below), whose sum is σ = 364410. Its totient is φ = 121468.

The previous prime is 242927. The next prime is 242971. The reversal of 242938 is 839242.

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., 178929 + 64009 = 423^2 + 253^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60733 + ... + 60736.

2²⁴²⁹³⁸ is an apocalyptic number.

242938 is a deficient number, since it is larger than the sum of its proper divisors (121472).

242938 is a wasteful number, since it uses less digits than its factorization.

242938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121471.

The product of its digits is 3456, while the sum is 28.

The square root of 242938 is about 492.8874110788. The cubic root of 242938 is about 62.3972070304.

The spelling of 242938 in words is "two hundred forty-two thousand, nine hundred thirty-eight".