499565682 has 216 divisors, whose sum is σ = 1438085376. Its totient is φ = 124740000.

The previous prime is 499565659. The next prime is 499565683. The reversal of 499565682 is 286565994.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (499565683) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 3308307 + ... + 3308457.

Almost surely, 2^499565682 is an apocalyptic number.

499565682 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 499565682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (719042688).

499565682 is an abundant number, since it is smaller than the sum of its proper divisors (938519694).

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

499565682 is a wasteful number, since it uses less digits than its factorization.

499565682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 205 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The square root of 499565682 is about 22350.9660193916. The cubic root of 499565682 is about 793.4706471275.

The spelling of 499565682 in words is "four hundred ninety-nine million, five hundred sixty-five thousand, six hundred eighty-two".