499884317 has 2 divisors, whose sum is σ = 499884318. Its totient is φ = 499884316.

The previous prime is 499884313. The next prime is 499884353. The reversal of 499884317 is 713488994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363321721 + 136562596 = 19061^2 + 11686^2 .

It is a cyclic number.

It is not a de Polignac number, because 499884317 - 2² = 499884313 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499884311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249942158 + 249942159.

It is an arithmetic number, because the mean of its divisors is an integer number (249942159).

Almost surely, 2^499884317 is an apocalyptic number.

It is an amenable number.

499884317 is a deficient number, since it is larger than the sum of its proper divisors (1).

499884317 is an equidigital number, since it uses as much as digits as its factorization.

499884317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 53.

The square root of 499884317 is about 22358.0928748406. The cubic root of 499884317 is about 793.6393094908.

The spelling of 499884317 in words is "four hundred ninety-nine million, eight hundred eighty-four thousand, three hundred seventeen".