806564568 has 16 divisors (see below), whose sum is σ = 2016411480. Its totient is φ = 268854848.

The previous prime is 806564567. The next prime is 806564569. The reversal of 806564568 is 865465608.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (806564567) and next prime (806564569).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806564567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16803405 + ... + 16803452.

Almost surely, 2^806564568 is an apocalyptic number.

It is an amenable number.

806564568 is an abundant number, since it is smaller than the sum of its proper divisors (1209846912).

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

806564568 is a wasteful number, since it uses less digits than its factorization.

806564568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33606866 (or 33606862 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 48.

The square root of 806564568 is about 28400.0804224213. The cubic root of 806564568 is about 930.8500217781.

The spelling of 806564568 in words is "eight hundred six million, five hundred sixty-four thousand, five hundred sixty-eight".