243226112 has 20 divisors (see below), whose sum is σ = 485978196. Its totient is φ = 121612800.

The previous prime is 243226099. The next prime is 243226121. The reversal of 243226112 is 211622342.

It is a happy number.

243226112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237014 + ... + 238037.

Almost surely, 2^243226112 is an apocalyptic number.

It is an amenable number.

243226112 is a deficient number, since it is larger than the sum of its proper divisors (242752084).

243226112 is an frugal number, since it uses more digits than its factorization.

243226112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475069 (or 475053 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 243226112 is about 15595.7081275587. The cubic root of 243226112 is about 624.2186391407.

Adding to 243226112 its reverse (211622342), we get a palindrome (454848454).

The spelling of 243226112 in words is "two hundred forty-three million, two hundred twenty-six thousand, one hundred twelve".