564441320 has 16 divisors (see below), whose sum is σ = 1269993060. Its totient is φ = 225776512.

The previous prime is 564441313. The next prime is 564441343. The reversal of 564441320 is 23144465.

It can be written as a sum of positive squares in 2 ways, for example, as 563492644 + 948676 = 23738^2 + 974^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7055477 + ... + 7055556.

Almost surely, 2^564441320 is an apocalyptic number.

It is an amenable number.

564441320 is an abundant number, since it is smaller than the sum of its proper divisors (705551740).

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

564441320 is a wasteful number, since it uses less digits than its factorization.

564441320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14111044 (or 14111040 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 564441320 is about 23757.9738193306. The cubic root of 564441320 is about 826.4303658920.

Adding to 564441320 its reverse (23144465), we get a palindrome (587585785).

It can be divided in two parts, 5644 and 41320, that added together give a palindrome (46964).

The spelling of 564441320 in words is "five hundred sixty-four million, four hundred forty-one thousand, three hundred twenty".