565355328 has 56 divisors (see below), whose sum is σ = 1503529632. Its totient is φ = 187482624.

The previous prime is 565355303. The next prime is 565355333. The reversal of 565355328 is 823553565.

It is a self number, because there is not a number n which added to its sum of digits gives 565355328.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30351 + ... + 45297.

Almost surely, 2^565355328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565355328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (751764816).

565355328 is an abundant number, since it is smaller than the sum of its proper divisors (938174304).

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

565355328 is a wasteful number, since it uses less digits than its factorization.

565355328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15159 (or 15149 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

The square root of 565355328 is about 23777.2018538768. The cubic root of 565355328 is about 826.8762088767.

The spelling of 565355328 in words is "five hundred sixty-five million, three hundred fifty-five thousand, three hundred twenty-eight".