565845072 has 80 divisors (see below), whose sum is σ = 1585940160. Its totient is φ = 172809216.

The previous prime is 565845067. The next prime is 565845109. The reversal of 565845072 is 270548565.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82179 + ... + 88797.

It is an arithmetic number, because the mean of its divisors is an integer number (19824252).

Almost surely, 2^565845072 is an apocalyptic number.

565845072 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565845072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792970080).

565845072 is an abundant number, since it is smaller than the sum of its proper divisors (1020095088).

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

565845072 is a wasteful number, since it uses less digits than its factorization.

565845072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6780 (or 6774 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The square root of 565845072 is about 23787.4982291119. The cubic root of 565845072 is about 827.1149028835.

The spelling of 565845072 in words is "five hundred sixty-five million, eight hundred forty-five thousand, seventy-two".