565828855 has 8 divisors (see below), whose sum is σ = 685004112. Its totient is φ = 448656768.

The previous prime is 565828853. The next prime is 565828859. The reversal of 565828855 is 558828565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 565828855 - 2¹ = 565828853 is a prime.

It is a super-2 number, since 2×565828855² = 640324586301222050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565828853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500169 + ... + 501298.

It is an arithmetic number, because the mean of its divisors is an integer number (85625514).

Almost surely, 2^565828855 is an apocalyptic number.

565828855 is a deficient number, since it is larger than the sum of its proper divisors (119175257).

565828855 is a wasteful number, since it uses less digits than its factorization.

565828855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001585.

The product of its digits is 3840000, while the sum is 52.

The square root of 565828855 is about 23787.1573543372. The cubic root of 565828855 is about 827.1070011620.

The spelling of 565828855 in words is "five hundred sixty-five million, eight hundred twenty-eight thousand, eight hundred fifty-five".