498845497 has 2 divisors, whose sum is σ = 498845498. Its totient is φ = 498845496.

The previous prime is 498845491. The next prime is 498845509. The reversal of 498845497 is 794548894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 494439696 + 4405801 = 22236^2 + 2099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498845497 is a prime.

It is not a weakly prime, because it can be changed into another prime (498845491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249422748 + 249422749.

It is an arithmetic number, because the mean of its divisors is an integer number (249422749).

Almost surely, 2^498845497 is an apocalyptic number.

It is an amenable number.

498845497 is a deficient number, since it is larger than the sum of its proper divisors (1).

498845497 is an equidigital number, since it uses as much as digits as its factorization.

498845497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11612160, while the sum is 58.

The square root of 498845497 is about 22334.8493838665. The cubic root of 498845497 is about 793.0891687743.

The spelling of 498845497 in words is "four hundred ninety-eight million, eight hundred forty-five thousand, four hundred ninety-seven".