566320325 has 12 divisors (see below), whose sum is σ = 707367300. Its totient is φ = 449746560.

The previous prime is 566320297. The next prime is 566320367. The reversal of 566320325 is 523023665.

It can be written as a sum of positive squares in 6 ways, for example, as 31832164 + 534488161 = 5642^2 + 23119^2 .

It is not a de Polignac number, because 566320325 - 2²² = 562126021 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 566320291 and 566320300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79250 + ... + 86099.

It is an arithmetic number, because the mean of its divisors is an integer number (58947275).

Almost surely, 2^566320325 is an apocalyptic number.

It is an amenable number.

566320325 is a deficient number, since it is larger than the sum of its proper divisors (141046975).

566320325 is a wasteful number, since it uses less digits than its factorization.

566320325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165496 (or 165491 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 566320325 is about 23797.4856865174. The cubic root of 566320325 is about 827.3464025513.

The spelling of 566320325 in words is "five hundred sixty-six million, three hundred twenty thousand, three hundred twenty-five".