504478303 has 4 divisors (see below), whose sum is σ = 576546640. Its totient is φ = 432409968.

The previous prime is 504478277. The next prime is 504478361. The reversal of 504478303 is 303874405.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 504478303 - 2²¹ = 502381151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504478003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36034158 + ... + 36034171.

It is an arithmetic number, because the mean of its divisors is an integer number (144136660).

Almost surely, 2^504478303 is an apocalyptic number.

504478303 is a deficient number, since it is larger than the sum of its proper divisors (72068337).

504478303 is an equidigital number, since it uses as much as digits as its factorization.

504478303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72068336.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 504478303 is about 22460.5944489455. The cubic root of 504478303 is about 796.0631073550.

The spelling of 504478303 in words is "five hundred four million, four hundred seventy-eight thousand, three hundred three".