499636436 has 48 divisors (see below), whose sum is σ = 967612800. Its totient is φ = 224284032.

The previous prime is 499636433. The next prime is 499636441. The reversal of 499636436 is 634636994.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499636433) 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 in 15 ways as a sum of consecutive naturals, for example, 981350 + ... + 981858.

It is an arithmetic number, because the mean of its divisors is an integer number (20158600).

Almost surely, 2^499636436 is an apocalyptic number.

It is an amenable number.

499636436 is a deficient number, since it is larger than the sum of its proper divisors (467976364).

499636436 is a wasteful number, since it uses less digits than its factorization.

499636436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008 (or 1006 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 50.

The square root of 499636436 is about 22352.5487584749. The cubic root of 499636436 is about 793.5081053797.

The spelling of 499636436 in words is "four hundred ninety-nine million, six hundred thirty-six thousand, four hundred thirty-six".