503974317 has 24 divisors (see below), whose sum is σ = 844126528. Its totient is φ = 261803520.

The previous prime is 503974313. The next prime is 503974327. The reversal of 503974317 is 713479305.

It is a happy number.

It is not a de Polignac number, because 503974317 - 2² = 503974313 is a prime.

It is a super-2 number, since 2×503974317² = 507980224391232978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503974313) 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 23 ways as a sum of consecutive naturals, for example, 96628 + ... + 101709.

Almost surely, 2^503974317 is an apocalyptic number.

It is an amenable number.

503974317 is a deficient number, since it is larger than the sum of its proper divisors (340152211).

503974317 is a wasteful number, since it uses less digits than its factorization.

503974317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198369 (or 198358 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 39.

The square root of 503974317 is about 22449.3723074833. The cubic root of 503974317 is about 795.7979236081.

The spelling of 503974317 in words is "five hundred three million, nine hundred seventy-four thousand, three hundred seventeen".