552256865 has 4 divisors (see below), whose sum is σ = 662708244. Its totient is φ = 441805488.

The previous prime is 552256819. The next prime is 552256871. The reversal of 552256865 is 568652255.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 268435456 + 283821409 = 16384^2 + 16847^2 .

It is a cyclic number.

It is not a de Polignac number, because 552256865 - 2⁸ = 552256609 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 55225682 + ... + 55225691.

It is an arithmetic number, because the mean of its divisors is an integer number (165677061).

Almost surely, 2^552256865 is an apocalyptic number.

It is an amenable number.

552256865 is a deficient number, since it is larger than the sum of its proper divisors (110451379).

552256865 is a wasteful number, since it uses less digits than its factorization.

552256865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110451378.

The product of its digits is 720000, while the sum is 44.

The square root of 552256865 is about 23500.1460633759. The cubic root of 552256865 is about 820.4404063942.

The spelling of 552256865 in words is "five hundred fifty-two million, two hundred fifty-six thousand, eight hundred sixty-five".