4444564 has 18 divisors (see below), whose sum is σ = 7984382. Its totient is φ = 2164800.

The previous prime is 4444549. The next prime is 4444591. The reversal of 4444564 is 4654444.

It can be written as a sum of positive squares in 3 ways, for example, as 900 + 4443664 = 30^2 + 2108^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6394 + ... + 7054.

Almost surely, 2^4444564 is an apocalyptic number.

It is an amenable number.

4444564 is a deficient number, since it is larger than the sum of its proper divisors (3539818).

4444564 is a wasteful number, since it uses less digits than its factorization.

4444564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747 (or 704 counting only the distinct ones).

The product of its digits is 30720, while the sum is 31.

The square root of 4444564 is about 2108.2134616779. The cubic root of 4444564 is about 164.4156125223.

The spelling of 4444564 in words is "four million, four hundred forty-four thousand, five hundred sixty-four".