242115434 has 24 divisors (see below), whose sum is σ = 416556000. Its totient is φ = 105265160.

The previous prime is 242115397. The next prime is 242115437. The reversal of 242115434 is 434511242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242115437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16184 + ... + 27315.

It is an arithmetic number, because the mean of its divisors is an integer number (17356500).

Almost surely, 2^242115434 is an apocalyptic number.

242115434 is a deficient number, since it is larger than the sum of its proper divisors (174440566).

242115434 is a wasteful number, since it uses less digits than its factorization.

242115434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43546 (or 43535 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 242115434 is about 15560.0589330504. The cubic root of 242115434 is about 623.2670363938.

Adding to 242115434 its reverse (434511242), we get a palindrome (676626676).

The spelling of 242115434 in words is "two hundred forty-two million, one hundred fifteen thousand, four hundred thirty-four".