499806736 has 40 divisors (see below), whose sum is σ = 1137677184. Its totient is φ = 209708160.

The previous prime is 499806731. The next prime is 499806751. The reversal of 499806736 is 637608994.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (499806731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106936 + ... + 111511.

Almost surely, 2^499806736 is an apocalyptic number.

It is an amenable number.

499806736 is an abundant number, since it is smaller than the sum of its proper divisors (637870448).

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

499806736 is a wasteful number, since it uses less digits than its factorization.

499806736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218479 (or 218473 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 499806736 is about 22356.3578429046. The cubic root of 499806736 is about 793.5982503132.

The spelling of 499806736 in words is "four hundred ninety-nine million, eight hundred six thousand, seven hundred thirty-six".