504897497 has 8 divisors (see below), whose sum is σ = 543939144. Its totient is φ = 465884928.

The previous prime is 504897479. The next prime is 504897521. The reversal of 504897497 is 794798405.

It can be written as a sum of positive squares in 4 ways, for example, as 17547721 + 487349776 = 4189^2 + 22076^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504897497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504897097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40433 + ... + 51425.

It is an arithmetic number, because the mean of its divisors is an integer number (67992393).

Almost surely, 2^504897497 is an apocalyptic number.

It is an amenable number.

504897497 is a deficient number, since it is larger than the sum of its proper divisors (39041647).

504897497 is a wasteful number, since it uses less digits than its factorization.

504897497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14539.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 504897497 is about 22469.9242766859. The cubic root of 504897497 is about 796.2835413417.

The spelling of 504897497 in words is "five hundred four million, eight hundred ninety-seven thousand, four hundred ninety-seven".