499000500 has 252 divisors, whose sum is σ = 1679333292. Its totient is φ = 129470400.

The previous prime is 499000487. The next prime is 499000501. The reversal of 499000500 is 5000994.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 6 ways, for example, as 11209104 + 487791396 = 3348^2 + 22086^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499000501) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 13486482 + ... + 13486518.

It is an arithmetic number, because the mean of its divisors is an integer number (6664021).

Almost surely, 2^499000500 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 499000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (839666646).

499000500 is an abundant number, since it is smaller than the sum of its proper divisors (1180332792).

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

499000500 is an equidigital number, since it uses as much as digits as its factorization.

499000500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 499000500 is about 22338.3190952229. The cubic root of 499000500 is about 793.1713040719.

Multiplying 499000500 by its product of nonzero digits (1620), we get a square (808380810000 = 899100²).

499000500 divided by its product of nonzero digits (1620) gives a square (308025 = 555²).

It can be divided in two parts, 499000 and 500, that added together give a triangular number (499500 = T₉₉₉).

The spelling of 499000500 in words is "four hundred ninety-nine million, five hundred", and thus it is an aban number.