499996369 has 2 divisors, whose sum is σ = 499996370. Its totient is φ = 499996368.

The previous prime is 499996351. The next prime is 499996373. The reversal of 499996369 is 963699994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 483472144 + 16524225 = 21988^2 + 4065^2 .

It is a cyclic number.

It is not a de Polignac number, because 499996369 - 2²¹ = 497899217 is a prime.

It is a super-2 number, since 2×499996369² = 499992738026368322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 499996369.

It is not a weakly prime, because it can be changed into another prime (499996309) 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, 249998184 + 249998185.

It is an arithmetic number, because the mean of its divisors is an integer number (249998185).

Almost surely, 2^499996369 is an apocalyptic number.

It is an amenable number.

499996369 is a deficient number, since it is larger than the sum of its proper divisors (1).

499996369 is an equidigital number, since it uses as much as digits as its factorization.

499996369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25509168, while the sum is 64.

The square root of 499996369 is about 22360.5985832222. The cubic root of 499996369 is about 793.6986046950.

The spelling of 499996369 in words is "four hundred ninety-nine million, nine hundred ninety-six thousand, three hundred sixty-nine".