497229697 has 2 divisors, whose sum is σ = 497229698. Its totient is φ = 497229696.

The previous prime is 497229661. The next prime is 497229703. The reversal of 497229697 is 796922794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 485056576 + 12173121 = 22024^2 + 3489^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497229697 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (497229637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248614848 + 248614849.

It is an arithmetic number, because the mean of its divisors is an integer number (248614849).

Almost surely, 2^497229697 is an apocalyptic number.

It is an amenable number.

497229697 is a deficient number, since it is larger than the sum of its proper divisors (1).

497229697 is an equidigital number, since it uses as much as digits as its factorization.

497229697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 55.

The square root of 497229697 is about 22298.6478738062. The cubic root of 497229697 is about 792.2319497357.

The spelling of 497229697 in words is "four hundred ninety-seven million, two hundred twenty-nine thousand, six hundred ninety-seven".