564432500 has 60 divisors (see below), whose sum is σ = 1274292096. Its totient is φ = 218460000.

The previous prime is 564432499. The next prime is 564432503. The reversal of 564432500 is 5234465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564432503) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 73859 + ... + 81141.

Almost surely, 2^564432500 is an apocalyptic number.

564432500 is a gapful number since it is divisible by the number (50) 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 564432500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637146048).

564432500 is an abundant number, since it is smaller than the sum of its proper divisors (709859596).

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

564432500 is a wasteful number, since it uses less digits than its factorization.

564432500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7338 (or 7321 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 564432500 is about 23757.7881967156. The cubic root of 564432500 is about 826.4260612498.

Adding to 564432500 its reverse (5234465), we get a palindrome (569666965).

The spelling of 564432500 in words is "five hundred sixty-four million, four hundred thirty-two thousand, five hundred".