499644726 has 16 divisors (see below), whose sum is σ = 1142045184. Its totient is φ = 142755624.

The previous prime is 499644721. The next prime is 499644779. The reversal of 499644726 is 627446994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499644721) 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 in 7 ways as a sum of consecutive naturals, for example, 5948110 + ... + 5948193.

It is an arithmetic number, because the mean of its divisors is an integer number (71377824).

Almost surely, 2^499644726 is an apocalyptic number.

499644726 is an abundant number, since it is smaller than the sum of its proper divisors (642400458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499644726 is a wasteful number, since it uses less digits than its factorization.

499644726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11896315.

The product of its digits is 2612736, while the sum is 51.

The square root of 499644726 is about 22352.7341951717. The cubic root of 499644726 is about 793.5124940014.

The spelling of 499644726 in words is "four hundred ninety-nine million, six hundred forty-four thousand, seven hundred twenty-six".