240504233 has 2 divisors, whose sum is σ = 240504234. Its totient is φ = 240504232.

The previous prime is 240504227. The next prime is 240504259. The reversal of 240504233 is 332405042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229461904 + 11042329 = 15148^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 240504233 - 2¹⁰ = 240503209 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 240504199 and 240504208.

It is not a weakly prime, because it can be changed into another prime (240504283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120252116 + 120252117.

It is an arithmetic number, because the mean of its divisors is an integer number (120252117).

Almost surely, 2^240504233 is an apocalyptic number.

It is an amenable number.

240504233 is a deficient number, since it is larger than the sum of its proper divisors (1).

240504233 is an equidigital number, since it uses as much as digits as its factorization.

240504233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 240504233 is about 15508.1988960678. The cubic root of 240504233 is about 621.8814104135.

Adding to 240504233 its reverse (332405042), we get a palindrome (572909275).

The spelling of 240504233 in words is "two hundred forty million, five hundred four thousand, two hundred thirty-three".