242434243 has 12 divisors (see below), whose sum is σ = 260713728. Its totient is φ = 225323280.

The previous prime is 242434201. The next prime is 242434253. The reversal of 242434243 is 342434242.

It is a happy number.

It is not a de Polignac number, because 242434243 - 2²¹ = 240337091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242434253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12798 + ... + 25468.

It is an arithmetic number, because the mean of its divisors is an integer number (21726144).

Almost surely, 2^242434243 is an apocalyptic number.

242434243 is a deficient number, since it is larger than the sum of its proper divisors (18279485).

242434243 is a wasteful number, since it uses less digits than its factorization.

242434243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12762 (or 12743 counting only the distinct ones).

The product of its digits is 18432, while the sum is 28.

The square root of 242434243 is about 15570.3000292223. The cubic root of 242434243 is about 623.5404817032.

Adding to 242434243 its reverse (342434242), we get a palindrome (584868485).

Subtracting 242434243 from its reverse (342434242), we obtain a palindrome (99999999).

The spelling of 242434243 in words is "two hundred forty-two million, four hundred thirty-four thousand, two hundred forty-three".