242243312 has 20 divisors (see below), whose sum is σ = 494049480. Its totient is φ = 114746688.

The previous prime is 242243303. The next prime is 242243333. The reversal of 242243312 is 213342242.

242243312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398123 + ... + 398730.

It is an arithmetic number, because the mean of its divisors is an integer number (24702474).

Almost surely, 2^242243312 is an apocalyptic number.

It is an amenable number.

242243312 is an abundant number, since it is smaller than the sum of its proper divisors (251806168).

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

242243312 is a wasteful number, since it uses less digits than its factorization.

242243312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796880 (or 796874 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 242243312 is about 15564.1675652763. The cubic root of 242243312 is about 623.3767473043.

Adding to 242243312 its reverse (213342242), we get a palindrome (455585554).

The spelling of 242243312 in words is "two hundred forty-two million, two hundred forty-three thousand, three hundred twelve".