242316 has 36 divisors (see below), whose sum is σ = 628992. Its totient is φ = 78624.

The previous prime is 242309. The next prime is 242329. The reversal of 242316 is 613242.

It is a happy number.

242316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1845 + ... + 1971.

It is an arithmetic number, because the mean of its divisors is an integer number (17472).

2²⁴²³¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314496).

242316 is an abundant number, since it is smaller than the sum of its proper divisors (386676).

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

242316 is a wasteful number, since it uses less digits than its factorization.

242316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 185 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 242316 is about 492.2560309432. The cubic root of 242316 is about 62.3439091616.

Adding to 242316 its reverse (613242), we get a palindrome (855558).

The spelling of 242316 in words is "two hundred forty-two thousand, three hundred sixteen".