504240433 has 2 divisors, whose sum is σ = 504240434. Its totient is φ = 504240432.

The previous prime is 504240421. The next prime is 504240467. The reversal of 504240433 is 334042405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 502073649 + 2166784 = 22407^2 + 1472^2 .

It is a cyclic number.

It is not a de Polignac number, because 504240433 - 2²¹ = 502143281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 504240398 and 504240407.

It is not a weakly prime, because it can be changed into another prime (504240493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252120216 + 252120217.

It is an arithmetic number, because the mean of its divisors is an integer number (252120217).

Almost surely, 2^504240433 is an apocalyptic number.

It is an amenable number.

504240433 is a deficient number, since it is larger than the sum of its proper divisors (1).

504240433 is an equidigital number, since it uses as much as digits as its factorization.

504240433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 504240433 is about 22455.2985506762. The cubic root of 504240433 is about 795.9379686390.

Adding to 504240433 its reverse (334042405), we get a palindrome (838282838).

The spelling of 504240433 in words is "five hundred four million, two hundred forty thousand, four hundred thirty-three".