499943806 has 16 divisors (see below), whose sum is σ = 764866800. Its totient is φ = 244998208.

The previous prime is 499943783. The next prime is 499943813. The reversal of 499943806 is 608349994.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 134805 + ... + 138463.

It is an arithmetic number, because the mean of its divisors is an integer number (47804175).

Almost surely, 2^499943806 is an apocalyptic number.

499943806 is a deficient number, since it is larger than the sum of its proper divisors (264922994).

499943806 is a wasteful number, since it uses less digits than its factorization.

499943806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 499943806 is about 22359.4232036517. The cubic root of 499943806 is about 793.6707907319.

The spelling of 499943806 in words is "four hundred ninety-nine million, nine hundred forty-three thousand, eight hundred six".