243302222 has 8 divisors (see below), whose sum is σ = 365056200. Its totient is φ = 121616824.

The previous prime is 243302207. The next prime is 243302231. The reversal of 243302222 is 222203342.

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 = 243302194 and 243302203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7097 + ... + 23172.

It is an arithmetic number, because the mean of its divisors is an integer number (45632025).

Almost surely, 2^243302222 is an apocalyptic number.

243302222 is a deficient number, since it is larger than the sum of its proper divisors (121753978).

243302222 is a wasteful number, since it uses less digits than its factorization.

243302222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34290.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 243302222 is about 15598.1480310965. The cubic root of 243302222 is about 624.2837422466.

Adding to 243302222 its reverse (222203342), we get a palindrome (465505564).

The spelling of 243302222 in words is "two hundred forty-three million, three hundred two thousand, two hundred twenty-two".