499432488 has 32 divisors (see below), whose sum is σ = 1302868800. Its totient is φ = 159239168.

The previous prime is 499432447. The next prime is 499432517. The reversal of 499432488 is 884234994.

It is a self number, because there is not a number n which added to its sum of digits gives 499432488.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451833 + ... + 452936.

It is an arithmetic number, because the mean of its divisors is an integer number (40714650).

Almost surely, 2^499432488 is an apocalyptic number.

It is an amenable number.

499432488 is an abundant number, since it is smaller than the sum of its proper divisors (803436312).

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

499432488 is a wasteful number, since it uses less digits than its factorization.

499432488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904801 (or 904797 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 51.

The square root of 499432488 is about 22347.9862180018. The cubic root of 499432488 is about 793.4001225851.

The spelling of 499432488 in words is "four hundred ninety-nine million, four hundred thirty-two thousand, four hundred eighty-eight".