565852854 has 64 divisors (see below), whose sum is σ = 1429042176. Its totient is φ = 145542144.

The previous prime is 565852853. The next prime is 565852891. The reversal of 565852854 is 458258565.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565852853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 807 + ... + 33650.

It is an arithmetic number, because the mean of its divisors is an integer number (22328784).

Almost surely, 2^565852854 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565852854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (714521088).

565852854 is an abundant number, since it is smaller than the sum of its proper divisors (863189322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565852854 is a wasteful number, since it uses less digits than its factorization.

565852854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34509.

The product of its digits is 1920000, while the sum is 48.

The square root of 565852854 is about 23787.6618018670. The cubic root of 565852854 is about 827.1186946038.

The spelling of 565852854 in words is "five hundred sixty-five million, eight hundred fifty-two thousand, eight hundred fifty-four".