242440233 has 16 divisors (see below), whose sum is σ = 369687936. Its totient is φ = 138441600.

The previous prime is 242440223. The next prime is 242440249. The reversal of 242440233 is 332044242.

242440233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-242440233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242440223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36885 + ... + 42957.

It is an arithmetic number, because the mean of its divisors is an integer number (23105496).

Almost surely, 2^242440233 is an apocalyptic number.

It is an amenable number.

242440233 is a deficient number, since it is larger than the sum of its proper divisors (127247703).

242440233 is a wasteful number, since it uses less digits than its factorization.

242440233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7984.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 242440233 is about 15570.4923814246. The cubic root of 242440233 is about 623.5456170844.

Adding to 242440233 its reverse (332044242), we get a palindrome (574484475).

The spelling of 242440233 in words is "two hundred forty-two million, four hundred forty thousand, two hundred thirty-three".