499738306 has 4 divisors (see below), whose sum is σ = 749607462. Its totient is φ = 249869152.

The previous prime is 499738301. The next prime is 499738331. The reversal of 499738306 is 603837994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 380601081 + 119137225 = 19509^2 + 10915^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a pancake number, because a pancake can be divided into 499738306 parts by 31614 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 499738306.

It is not an unprimeable number, because it can be changed into a prime (499738301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124934575 + ... + 124934578.

Almost surely, 2^499738306 is an apocalyptic number.

499738306 is a deficient number, since it is larger than the sum of its proper divisors (249869156).

499738306 is a wasteful number, since it uses less digits than its factorization.

499738306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249869155.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 499738306 is about 22354.8273533928. The cubic root of 499738306 is about 793.5620307087.

The spelling of 499738306 in words is "four hundred ninety-nine million, seven hundred thirty-eight thousand, three hundred six".