503974316 has 48 divisors (see below), whose sum is σ = 1014773760. Its totient is φ = 217416960.

The previous prime is 503974313. The next prime is 503974327. The reversal of 503974316 is 613479305.

It is a happy number.

It is a super-2 number, since 2×503974316² = 507980222375335712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 503974316.

It is not an unprimeable number, because it can be changed into a prime (503974313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33761 + ... + 46343.

It is an arithmetic number, because the mean of its divisors is an integer number (21141120).

Almost surely, 2^503974316 is an apocalyptic number.

It is an amenable number.

503974316 is an abundant number, since it is smaller than the sum of its proper divisors (510799444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503974316 is a wasteful number, since it uses less digits than its factorization.

503974316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12654 (or 12652 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 503974316 is about 22449.3722852110. The cubic root of 503974316 is about 795.7979230817.

The spelling of 503974316 in words is "five hundred three million, nine hundred seventy-four thousand, three hundred sixteen".