497591673 has 4 divisors (see below), whose sum is σ = 663455568. Its totient is φ = 331727780.

The previous prime is 497591671. The next prime is 497591707. The reversal of 497591673 is 376195794.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 497591673 - 2¹ = 497591671 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (497591671) 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, 82931943 + ... + 82931948.

It is an arithmetic number, because the mean of its divisors is an integer number (165863892).

Almost surely, 2^497591673 is an apocalyptic number.

It is an amenable number.

497591673 is a deficient number, since it is larger than the sum of its proper divisors (165863895).

497591673 is a wasteful number, since it uses less digits than its factorization.

497591673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165863894.

The product of its digits is 1428840, while the sum is 51.

The square root of 497591673 is about 22306.7629431076. The cubic root of 497591673 is about 792.4241475565.

The spelling of 497591673 in words is "four hundred ninety-seven million, five hundred ninety-one thousand, six hundred seventy-three".