499006500 has 96 divisors (see below), whose sum is σ = 1529673600. Its totient is φ = 126057600.

The previous prime is 499006499. The next prime is 499006507. The reversal of 499006500 is 5600994.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499006507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19746 + ... + 37254.

It is an arithmetic number, because the mean of its divisors is an integer number (15934100).

Almost surely, 2^499006500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499006500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (764836800).

499006500 is an abundant number, since it is smaller than the sum of its proper divisors (1030667100).

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

499006500 is a wasteful number, since it uses less digits than its factorization.

499006500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17550 (or 17538 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 499006500 is about 22338.4533931962. The cubic root of 499006500 is about 793.1744830993.

The spelling of 499006500 in words is "four hundred ninety-nine million, six thousand, five hundred".