504240441 has 4 divisors (see below), whose sum is σ = 672320592. Its totient is φ = 336160292.

The previous prime is 504240433. The next prime is 504240467. The reversal of 504240441 is 144042405.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 504240441 - 2³ = 504240433 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504240421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84040071 + ... + 84040076.

It is an arithmetic number, because the mean of its divisors is an integer number (168080148).

Almost surely, 2^504240441 is an apocalyptic number.

It is an amenable number.

504240441 is a deficient number, since it is larger than the sum of its proper divisors (168080151).

504240441 is a wasteful number, since it uses less digits than its factorization.

504240441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168080150.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 504240441 is about 22455.2987288079. The cubic root of 504240441 is about 795.9379728483.

Adding to 504240441 its reverse (144042405), we get a palindrome (648282846).

The spelling of 504240441 in words is "five hundred four million, two hundred forty thousand, four hundred forty-one".