500504994 has 80 divisors (see below), whose sum is σ = 1256688576. Its totient is φ = 147549600.

The previous prime is 500504989. The next prime is 500505017. The reversal of 500504994 is 499405005.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 62139 + ... + 69729.

Almost surely, 2^500504994 is an apocalyptic number.

500504994 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 500504994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (628344288).

500504994 is an abundant number, since it is smaller than the sum of its proper divisors (756183582).

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

500504994 is a wasteful number, since it uses less digits than its factorization.

500504994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7653 (or 7644 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 500504994 is about 22371.9689343607. The cubic root of 500504994 is about 793.9676454107.

Adding to 500504994 its reverse (499405005), we get a palindrome (999909999).

The spelling of 500504994 in words is "five hundred million, five hundred four thousand, nine hundred ninety-four".