242147234 has 8 divisors (see below), whose sum is σ = 415109568. Its totient is φ = 103777380.

The previous prime is 242147221. The next prime is 242147237. The reversal of 242147234 is 432741242.

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

It is a junction number, because it is equal to n+sod(n) for n = 242147197 and 242147206.

It is not an unprimeable number, because it can be changed into a prime (242147237) 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, 8648102 + ... + 8648129.

It is an arithmetic number, because the mean of its divisors is an integer number (51888696).

Almost surely, 2^242147234 is an apocalyptic number.

242147234 is a deficient number, since it is larger than the sum of its proper divisors (172962334).

242147234 is a wasteful number, since it uses less digits than its factorization.

242147234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17296240.

The product of its digits is 10752, while the sum is 29.

The square root of 242147234 is about 15561.0807465291. The cubic root of 242147234 is about 623.2943223097.

Adding to 242147234 its reverse (432741242), we get a palindrome (674888476).

The spelling of 242147234 in words is "two hundred forty-two million, one hundred forty-seven thousand, two hundred thirty-four".