506597225 has 6 divisors (see below), whose sum is σ = 628180590. Its totient is φ = 405277760.

The previous prime is 506597213. The next prime is 506597227. The reversal of 506597225 is 522795605.

506597225 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 40857664 + 465739561 = 6392^2 + 21581^2 .

It is a de Polignac number, because none of the positive numbers 2^k-506597225 is a prime.

It is not an unprimeable number, because it can be changed into a prime (506597227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10131920 + ... + 10131969.

It is an arithmetic number, because the mean of its divisors is an integer number (104696765).

Almost surely, 2^506597225 is an apocalyptic number.

It is an amenable number.

506597225 is a deficient number, since it is larger than the sum of its proper divisors (121583365).

506597225 is a wasteful number, since it uses less digits than its factorization.

506597225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20263899 (or 20263894 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 506597225 is about 22507.7147884897. The cubic root of 506597225 is about 797.1760983908.

The spelling of 506597225 in words is "five hundred six million, five hundred ninety-seven thousand, two hundred twenty-five".