499919500 has 48 divisors (see below), whose sum is σ = 1095992352. Its totient is φ = 199204800.

The previous prime is 499919491. The next prime is 499919509. The reversal of 499919500 is 5919994.

It is an interprime number because it is at equal distance from previous prime (499919491) and next prime (499919509).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (499919509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139734 + ... + 143266.

It is an arithmetic number, because the mean of its divisors is an integer number (22833174).

Almost surely, 2^499919500 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 499919500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547996176).

499919500 is an abundant number, since it is smaller than the sum of its proper divisors (596072852).

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

499919500 is a wasteful number, since it uses less digits than its factorization.

499919500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835 (or 3823 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 499919500 is about 22358.8796678188. The cubic root of 499919500 is about 793.6579284364.

The spelling of 499919500 in words is "four hundred ninety-nine million, nine hundred nineteen thousand, five hundred".