500045500 has 48 divisors (see below), whose sum is σ = 1127363328. Its totient is φ = 193560000.

The previous prime is 500045489. The next prime is 500045503. The reversal of 500045500 is 5540005.

It is a happy number.

500045500 is a modest number, since divided by 45500 gives 500 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500045503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631 + ... + 31630.

It is an arithmetic number, because the mean of its divisors is an integer number (23486736).

Almost surely, 2^500045500 is an apocalyptic number.

500045500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500045500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563681664).

500045500 is an abundant number, since it is smaller than the sum of its proper divisors (627317828).

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

500045500 is a wasteful number, since it uses less digits than its factorization.

500045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32311 (or 32299 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 500045500 is about 22361.6971627826. The cubic root of 500045500 is about 793.7246008365.

Adding to 500045500 its reverse (5540005), we get a palindrome (505585505).

The spelling of 500045500 in words is "five hundred million, forty-five thousand, five hundred".