564500430 has 96 divisors (see below), whose sum is σ = 1599919776. Its totient is φ = 137256192.

The previous prime is 564500401. The next prime is 564500441. The reversal of 564500430 is 34005465.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 564500394 and 564500403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94204 + ... + 100016.

It is an arithmetic number, because the mean of its divisors is an integer number (16665831).

Almost surely, 2^564500430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 564500430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799959888).

564500430 is an abundant number, since it is smaller than the sum of its proper divisors (1035419346).

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

564500430 is a wasteful number, since it uses less digits than its factorization.

564500430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5922 (or 5919 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 564500430 is about 23759.2177901546. The cubic root of 564500430 is about 826.4592136464.

Adding to 564500430 its reverse (34005465), we get a palindrome (598505895).

The spelling of 564500430 in words is "five hundred sixty-four million, five hundred thousand, four hundred thirty".