243225352 has 16 divisors (see below), whose sum is σ = 456512940. Its totient is φ = 121488576.

The previous prime is 243225337. The next prime is 243225401. The reversal of 243225352 is 253522342.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 128006596 + 115218756 = 11314^2 + 10734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 243225352.

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, 6903 + ... + 23110.

Almost surely, 2^243225352 is an apocalyptic number.

It is an amenable number.

243225352 is a deficient number, since it is larger than the sum of its proper divisors (213287588).

243225352 is a wasteful number, since it uses less digits than its factorization.

243225352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31032 (or 31028 counting only the distinct ones).

The product of its digits is 14400, while the sum is 28.

The square root of 243225352 is about 15595.6837618618. The cubic root of 243225352 is about 624.2179889821.

Adding to 243225352 its reverse (253522342), we get a palindrome (496747694).

The spelling of 243225352 in words is "two hundred forty-three million, two hundred twenty-five thousand, three hundred fifty-two".