500320625 has 90 divisors (see below), whose sum is σ = 795696858. Its totient is φ = 312480000.

The previous prime is 500320619. The next prime is 500320627. The reversal of 500320625 is 526023005.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 127328656 + 372991969 = 11284^2 + 19313^2 .

It is not a de Polignac number, because 500320625 - 2²⁰ = 499272049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 500320625.

It is not an unprimeable number, because it can be changed into a prime (500320627) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 16139360 + ... + 16139390.

Almost surely, 2^500320625 is an apocalyptic number.

It is an amenable number.

500320625 is a deficient number, since it is larger than the sum of its proper divisors (295376233).

500320625 is an equidigital number, since it uses as much as digits as its factorization.

500320625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 500320625 is about 22367.8480189758. The cubic root of 500320625 is about 793.8701432210.

The spelling of 500320625 in words is "five hundred million, three hundred twenty thousand, six hundred twenty-five".