240433 has 2 divisors, whose sum is σ = 240434. Its totient is φ = 240432.

The previous prime is 240421. The next prime is 240437. The reversal of 240433 is 334042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178929 + 61504 = 423^2 + 248^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240433 is a prime.

It is not a weakly prime, because it can be changed into another prime (240437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120216 + 120217.

It is an arithmetic number, because the mean of its divisors is an integer number (120217).

2²⁴⁰⁴³³ is an apocalyptic number.

It is an amenable number.

240433 is a deficient number, since it is larger than the sum of its proper divisors (1).

240433 is an equidigital number, since it uses as much as digits as its factorization.

240433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 240433 is about 490.3396781824. The cubic root of 240433 is about 62.1820007679.

Adding to 240433 its reverse (334042), we get a palindrome (574475).

The spelling of 240433 in words is "two hundred forty thousand, four hundred thirty-three".