497724497 has 2 divisors, whose sum is σ = 497724498. Its totient is φ = 497724496.

The previous prime is 497724473. The next prime is 497724503. The reversal of 497724497 is 794427794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 365727376 + 131997121 = 19124^2 + 11489^2 .

It is a cyclic number.

It is not a de Polignac number, because 497724497 - 2¹⁶ = 497658961 is a prime.

It is not a weakly prime, because it can be changed into another prime (497724427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248862248 + 248862249.

It is an arithmetic number, because the mean of its divisors is an integer number (248862249).

Almost surely, 2^497724497 is an apocalyptic number.

It is an amenable number.

497724497 is a deficient number, since it is larger than the sum of its proper divisors (1).

497724497 is an equidigital number, since it uses as much as digits as its factorization.

497724497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3556224, while the sum is 53.

The square root of 497724497 is about 22309.7399581438. The cubic root of 497724497 is about 792.4946495275.

The spelling of 497724497 in words is "four hundred ninety-seven million, seven hundred twenty-four thousand, four hundred ninety-seven".