499717500 has 60 divisors (see below), whose sum is σ = 1457064840. Its totient is φ = 133256000.

The previous prime is 499717487. The next prime is 499717511. The reversal of 499717500 is 5717994.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25815 + ... + 40814.

It is an arithmetic number, because the mean of its divisors is an integer number (24284414).

Almost surely, 2^499717500 is an apocalyptic number.

It is an amenable number.

499717500 is an abundant number, since it is smaller than the sum of its proper divisors (957347340).

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

499717500 is a wasteful number, since it uses less digits than its factorization.

499717500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66656 (or 66639 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 499717500 is about 22354.3619904483. The cubic root of 499717500 is about 793.5510175574.

The spelling of 499717500 in words is "four hundred ninety-nine million, seven hundred seventeen thousand, five hundred".