499997500 has 30 divisors (see below), whose sum is σ = 1093400000. Its totient is φ = 199998000.

The previous prime is 499997471. The next prime is 499997567. The reversal of 499997500 is 5799994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 97500 + ... + 102499.

Almost surely, 2^499997500 is an apocalyptic number.

It is an amenable number.

499997500 is an abundant number, since it is smaller than the sum of its proper divisors (593402500).

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

499997500 is a wasteful number, since it uses less digits than its factorization.

499997500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200023 (or 200006 counting only the distinct ones).

The product of its (nonzero) digits is 918540, while the sum is 52.

The square root of 499997500 is about 22360.6238732286. The cubic root of 499997500 is about 793.6992031477.

The spelling of 499997500 in words is "four hundred ninety-nine million, nine hundred ninety-seven thousand, five hundred".