500000005 has 8 divisors (see below), whose sum is σ = 635294232. Its totient is φ = 376470528.

The previous prime is 500000003. The next prime is 500000009.

500000005 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 167521249 + 332478756 = 12943^2 + 18234^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 500000005 - 2¹ = 500000003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499999937 and 500000000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500000003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2941092 + ... + 2941261.

It is an arithmetic number, because the mean of its divisors is an integer number (79411779).

Almost surely, 2^500000005 is an apocalyptic number.

It is an amenable number.

500000005 is a deficient number, since it is larger than the sum of its proper divisors (135294227).

500000005 is a wasteful number, since it uses less digits than its factorization.

500000005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882375.

The product of its (nonzero) digits is 25, while the sum is 10.

The square root of 500000005 is about 22360.6798868013. The cubic root of 500000005 is about 793.7005286298.

It can be divided in two parts, 50000000 and 5, that added together give a palindrome (50000005).

The spelling of 500000005 in words is "five hundred million, five", and thus it is an aban number.