499969584 has 120 divisors (see below), whose sum is σ = 1514403072. Its totient is φ = 159382080.

The previous prime is 499969583. The next prime is 499969669. The reversal of 499969584 is 485969994.

499969584 is a `hidden beast` number, since 49 + 9 + 9 + 6 + 9 + 584 = 666.

It is not an unprimeable number, because it can be changed into a prime (499969583) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86629 + ... + 92219.

Almost surely, 2^499969584 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 499969584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (757201536).

499969584 is an abundant number, since it is smaller than the sum of its proper divisors (1014433488).

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

499969584 is a wasteful number, since it uses less digits than its factorization.

499969584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637 (or 5619 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 63.

The square root of 499969584 is about 22359.9996422182. Note that the first 3 decimals coincide. The cubic root of 499969584 is about 793.6844315276.

The spelling of 499969584 in words is "four hundred ninety-nine million, nine hundred sixty-nine thousand, five hundred eighty-four".