499636433 has 2 divisors, whose sum is σ = 499636434. Its totient is φ = 499636432.

The previous prime is 499636411. The next prime is 499636441. The reversal of 499636433 is 334636994.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 394101904 + 105534529 = 19852^2 + 10273^2 .

It is a cyclic number.

It is not a de Polignac number, because 499636433 - 2²⁶ = 432527569 is a prime.

It is not a weakly prime, because it can be changed into another prime (499636453) 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, 249818216 + 249818217.

It is an arithmetic number, because the mean of its divisors is an integer number (249818217).

Almost surely, 2^499636433 is an apocalyptic number.

It is an amenable number.

499636433 is a deficient number, since it is larger than the sum of its proper divisors (1).

499636433 is an equidigital number, since it uses as much as digits as its factorization.

499636433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 47.

The square root of 499636433 is about 22352.5486913685. The cubic root of 499636433 is about 793.5081037916.

The spelling of 499636433 in words is "four hundred ninety-nine million, six hundred thirty-six thousand, four hundred thirty-three".