243222334 has 4 divisors (see below), whose sum is σ = 364833504. Its totient is φ = 121611166.

The previous prime is 243222293. The next prime is 243222337. The reversal of 243222334 is 433222342.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 243222299 and 243222308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243222337) by changing a digit.

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 as a sum of consecutive naturals, namely, 60805582 + ... + 60805585.

It is an arithmetic number, because the mean of its divisors is an integer number (91208376).

Almost surely, 2^243222334 is an apocalyptic number.

243222334 is a deficient number, since it is larger than the sum of its proper divisors (121611170).

243222334 is a wasteful number, since it uses less digits than its factorization.

243222334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121611169.

The product of its digits is 6912, while the sum is 25.

The square root of 243222334 is about 15595.5870040214. The cubic root of 243222334 is about 624.2154071547.

Adding to 243222334 its reverse (433222342), we get a palindrome (676444676).

The spelling of 243222334 in words is "two hundred forty-three million, two hundred twenty-two thousand, three hundred thirty-four".