497486797 has 2 divisors, whose sum is σ = 497486798. Its totient is φ = 497486796.

The previous prime is 497486789. The next prime is 497486809. The reversal of 497486797 is 797684794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 488807881 + 8678916 = 22109^2 + 2946^2 .

It is a cyclic number.

It is not a de Polignac number, because 497486797 - 2³ = 497486789 is a prime.

It is a super-2 number, since 2×497486797² = 494986226378638418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497486777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248743398 + 248743399.

It is an arithmetic number, because the mean of its divisors is an integer number (248743399).

Almost surely, 2^497486797 is an apocalyptic number.

It is an amenable number.

497486797 is a deficient number, since it is larger than the sum of its proper divisors (1).

497486797 is an equidigital number, since it uses as much as digits as its factorization.

497486797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21337344, while the sum is 61.

The square root of 497486797 is about 22304.4120523272. The cubic root of 497486797 is about 792.3684713070.

The spelling of 497486797 in words is "four hundred ninety-seven million, four hundred eighty-six thousand, seven hundred ninety-seven".