242438318 has 8 divisors (see below), whose sum is σ = 376197480. Its totient is φ = 117039160.

The previous prime is 242438311. The next prime is 242438333. The reversal of 242438318 is 813834242.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242438311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2089928 + ... + 2090043.

It is an arithmetic number, because the mean of its divisors is an integer number (47024685).

Almost surely, 2^242438318 is an apocalyptic number.

242438318 is a deficient number, since it is larger than the sum of its proper divisors (133759162).

242438318 is a wasteful number, since it uses less digits than its factorization.

242438318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4180002.

The product of its digits is 36864, while the sum is 35.

The square root of 242438318 is about 15570.4308867802. The cubic root of 242438318 is about 623.5439753148.

It can be divided in two parts, 24 and 2438318, that added together give a palindrome (2438342).

The spelling of 242438318 in words is "two hundred forty-two million, four hundred thirty-eight thousand, three hundred eighteen".