564771444 has 12 divisors (see below), whose sum is σ = 1317800064. Its totient is φ = 188257144.

The previous prime is 564771443. The next prime is 564771481. The reversal of 564771444 is 444177465.

564771444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 564771396 and 564771405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564771443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23532132 + ... + 23532155.

It is an arithmetic number, because the mean of its divisors is an integer number (109816672).

Almost surely, 2^564771444 is an apocalyptic number.

It is an amenable number.

564771444 is an abundant number, since it is smaller than the sum of its proper divisors (753028620).

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

564771444 is a wasteful number, since it uses less digits than its factorization.

564771444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47064294 (or 47064292 counting only the distinct ones).

The product of its digits is 376320, while the sum is 42.

The square root of 564771444 is about 23764.9204501088. The cubic root of 564771444 is about 826.5914522128.

The spelling of 564771444 in words is "five hundred sixty-four million, seven hundred seventy-one thousand, four hundred forty-four".