503478473 has 16 divisors (see below), whose sum is σ = 535449600. Its totient is φ = 472087440.

The previous prime is 503478463. The next prime is 503478497. The reversal of 503478473 is 374874305.

It is a cyclic number.

It is not a de Polignac number, because 503478473 - 2¹⁰ = 503477449 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503478473.

It is not an unprimeable number, because it can be changed into a prime (503478413) 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 in 15 ways as a sum of consecutive naturals, for example, 1402268 + ... + 1402626.

It is an arithmetic number, because the mean of its divisors is an integer number (33465600).

Almost surely, 2^503478473 is an apocalyptic number.

It is an amenable number.

503478473 is a deficient number, since it is larger than the sum of its proper divisors (31971127).

503478473 is a wasteful number, since it uses less digits than its factorization.

503478473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932.

The product of its (nonzero) digits is 282240, while the sum is 41.

The square root of 503478473 is about 22438.3259847966. The cubic root of 503478473 is about 795.5368513724.

The spelling of 503478473 in words is "five hundred three million, four hundred seventy-eight thousand, four hundred seventy-three".