242894 has 4 divisors (see below), whose sum is σ = 364344. Its totient is φ = 121446.

The previous prime is 242887. The next prime is 242911. The reversal of 242894 is 498242.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60722 + ... + 60725.

It is an arithmetic number, because the mean of its divisors is an integer number (91086).

2²⁴²⁸⁹⁴ is an apocalyptic number.

242894 is a deficient number, since it is larger than the sum of its proper divisors (121450).

242894 is a wasteful number, since it uses less digits than its factorization.

242894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121449.

The product of its digits is 4608, while the sum is 29.

The square root of 242894 is about 492.8427741177. The cubic root of 242894 is about 62.3934397552.

The spelling of 242894 in words is "two hundred forty-two thousand, eight hundred ninety-four".