243434344 has 8 divisors (see below), whose sum is σ = 456439410. Its totient is φ = 121717168.

The previous prime is 243434329. The next prime is 243434357. The reversal of 243434344 is 443434342.

It can be written as a sum of positive squares in only one way, i.e., 169989444 + 73444900 = 13038^2 + 8570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15214639 + ... + 15214654.

Almost surely, 2^243434344 is an apocalyptic number.

It is an amenable number.

243434344 is a deficient number, since it is larger than the sum of its proper divisors (213005066).

243434344 is a wasteful number, since it uses less digits than its factorization.

243434344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30429299 (or 30429295 counting only the distinct ones).

The product of its digits is 55296, while the sum is 31.

The square root of 243434344 is about 15602.3826385588. The cubic root of 243434344 is about 624.3967247617.

Adding to 243434344 its reverse (443434342), we get a palindrome (686868686).

The spelling of 243434344 in words is "two hundred forty-three million, four hundred thirty-four thousand, three hundred forty-four".