242112245 has 8 divisors (see below), whose sum is σ = 294035616. Its totient is φ = 191355856.

The previous prime is 242112239. The next prime is 242112253. The reversal of 242112245 is 542211242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242112245 - 2¹² = 242108149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 242112245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291287 + ... + 292116.

It is an arithmetic number, because the mean of its divisors is an integer number (36754452).

Almost surely, 2^242112245 is an apocalyptic number.

It is an amenable number.

242112245 is a deficient number, since it is larger than the sum of its proper divisors (51923371).

242112245 is an equidigital number, since it uses as much as digits as its factorization.

242112245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583491.

The product of its digits is 1280, while the sum is 23.

The square root of 242112245 is about 15559.9564588080. The cubic root of 242112245 is about 623.2642999480.

Adding to 242112245 its reverse (542211242), we get a palindrome (784323487).

The spelling of 242112245 in words is "two hundred forty-two million, one hundred twelve thousand, two hundred forty-five".