503473 has 4 divisors (see below), whose sum is σ = 509220. Its totient is φ = 497728.

The previous prime is 503453. The next prime is 503483. The reversal of 503473 is 374305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 374305 = 5 ⋅74861.

It can be written as a sum of positive squares in 2 ways, for example, as 71824 + 431649 = 268^2 + 657^2 .

It is a cyclic number.

It is not a de Polignac number, because 503473 - 2⁵ = 503441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503413) 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, 2740 + ... + 2917.

It is an arithmetic number, because the mean of its divisors is an integer number (127305).

2⁵⁰³⁴⁷³ is an apocalyptic number.

It is an amenable number.

503473 is a deficient number, since it is larger than the sum of its proper divisors (5747).

503473 is an equidigital number, since it uses as much as digits as its factorization.

503473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 503473 is about 709.5583133189. The cubic root of 503473 is about 79.5533968767.

Adding to 503473 its reverse (374305), we get a palindrome (877778).

The spelling of 503473 in words is "five hundred three thousand, four hundred seventy-three".