243241435 has 8 divisors (see below), whose sum is σ = 292000896. Its totient is φ = 194519040.

The previous prime is 243241421. The next prime is 243241447. The reversal of 243241435 is 534142342.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-243241435 is a prime.

It is a Duffinian number.

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, 8155 + ... + 23515.

It is an arithmetic number, because the mean of its divisors is an integer number (36500112).

Almost surely, 2^243241435 is an apocalyptic number.

243241435 is a deficient number, since it is larger than the sum of its proper divisors (48759461).

243241435 is a wasteful number, since it uses less digits than its factorization.

243241435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18533.

The product of its digits is 11520, while the sum is 28.

The square root of 243241435 is about 15596.1993767713. The cubic root of 243241435 is about 624.2317472473.

Adding to 243241435 its reverse (534142342), we get a palindrome (777383777).

The spelling of 243241435 in words is "two hundred forty-three million, two hundred forty-one thousand, four hundred thirty-five".