242218195 has 8 divisors (see below), whose sum is σ = 291006144. Its totient is φ = 193545024.

The previous prime is 242218189. The next prime is 242218211. The reversal of 242218195 is 591812242.

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 242218195 - 2¹¹ = 242216147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242218195.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23979 + ... + 32548.

It is an arithmetic number, because the mean of its divisors is an integer number (36375768).

Almost surely, 2^242218195 is an apocalyptic number.

242218195 is a deficient number, since it is larger than the sum of its proper divisors (48787949).

242218195 is an equidigital number, since it uses as much as digits as its factorization.

242218195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57389.

The product of its digits is 11520, while the sum is 34.

The square root of 242218195 is about 15563.3606589322. The cubic root of 242218195 is about 623.3552016184.

The spelling of 242218195 in words is "two hundred forty-two million, two hundred eighteen thousand, one hundred ninety-five".