242394 has 16 divisors (see below), whose sum is σ = 492480. Its totient is φ = 79520.

The previous prime is 242393. The next prime is 242399. The reversal of 242394 is 493242.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (242393) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 142 + ... + 710.

It is an arithmetic number, because the mean of its divisors is an integer number (30780).

2²⁴²³⁹⁴ is an apocalyptic number.

242394 is an abundant number, since it is smaller than the sum of its proper divisors (250086).

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

242394 is a wasteful number, since it uses less digits than its factorization.

242394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645.

The product of its digits is 1728, while the sum is 24.

The square root of 242394 is about 492.3352516325. The cubic root of 242394 is about 62.3505978150.

It can be divided in two parts, 242 and 394, that added together give a palindrome (636).

The spelling of 242394 in words is "two hundred forty-two thousand, three hundred ninety-four".