564435432 has 128 divisors (see below), whose sum is σ = 1800576000. Its totient is φ = 162025920.

The previous prime is 564435409. The next prime is 564435449. The reversal of 564435432 is 234534465.

564435432 is a `hidden beast` number, since 5 + 644 + 3 + 5 + 4 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38893 + ... + 51395.

It is an arithmetic number, because the mean of its divisors is an integer number (14067000).

Almost surely, 2^564435432 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 564435432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (900288000).

564435432 is an abundant number, since it is smaller than the sum of its proper divisors (1236140568).

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

564435432 is a wasteful number, since it uses less digits than its factorization.

564435432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12548 (or 12538 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 564435432 is about 23757.8499027164. The cubic root of 564435432 is about 826.4274922311.

Adding to 564435432 its reverse (234534465), we get a palindrome (798969897).

The spelling of 564435432 in words is "five hundred sixty-four million, four hundred thirty-five thousand, four hundred thirty-two".