4243240233 has 12 divisors (see below), whose sum is σ = 6130607028. Its totient is φ = 2828142720.

The previous prime is 4243240231. The next prime is 4243240259. The reversal of 4243240233 is 3320423424.

4243240233 is a `hidden beast` number, since 424 + 3 + 2 + 4 + 0 + 233 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3010387689 + 1232852544 = 54867^2 + 35112^2 .

It is not a de Polignac number, because 4243240233 - 2¹ = 4243240231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4243240197 and 4243240206.

It is not an unprimeable number, because it can be changed into a prime (4243240231) 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 in 11 ways as a sum of consecutive naturals, for example, 16188 + ... + 93533.

It is an arithmetic number, because the mean of its divisors is an integer number (510883919).

Almost surely, 2^4243240233 is an apocalyptic number.

It is an amenable number.

4243240233 is a deficient number, since it is larger than the sum of its proper divisors (1887366795).

4243240233 is a wasteful number, since it uses less digits than its factorization.

4243240233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114024 (or 114021 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 4243240233 is about 65140.1583740783. The cubic root of 4243240233 is about 1618.9466597920.

Adding to 4243240233 its reverse (3320423424), we get a palindrome (7563663657).

The spelling of 4243240233 in words is "four billion, two hundred forty-three million, two hundred forty thousand, two hundred thirty-three".