500315213 has 4 divisors (see below), whose sum is σ = 500617728. Its totient is φ = 500012700.

The previous prime is 500315183. The next prime is 500315227. The reversal of 500315213 is 312513005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 500315213 - 2²² = 496120909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500315273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148763 + ... + 152088.

It is an arithmetic number, because the mean of its divisors is an integer number (125154432).

Almost surely, 2^500315213 is an apocalyptic number.

It is an amenable number.

500315213 is a deficient number, since it is larger than the sum of its proper divisors (302515).

500315213 is a wasteful number, since it uses less digits than its factorization.

500315213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302514.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 500315213 is about 22367.7270414318. The cubic root of 500315213 is about 793.8672807628.

Adding to 500315213 its reverse (312513005), we get a palindrome (812828218).

The spelling of 500315213 in words is "five hundred million, three hundred fifteen thousand, two hundred thirteen".