565055430 has 64 divisors (see below), whose sum is σ = 1407672000. Its totient is φ = 144990720.

The previous prime is 565055423. The next prime is 565055441. The reversal of 565055430 is 34550565.

565055430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 565055391 and 565055400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302700 + ... + 304560.

It is an arithmetic number, because the mean of its divisors is an integer number (21994875).

Almost surely, 2^565055430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565055430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703836000).

565055430 is an abundant number, since it is smaller than the sum of its proper divisors (842616570).

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

565055430 is a wasteful number, since it uses less digits than its factorization.

565055430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 565055430 is about 23770.8945982266. The cubic root of 565055430 is about 826.7299749541.

The spelling of 565055430 in words is "five hundred sixty-five million, fifty-five thousand, four hundred thirty".