5440564 has 6 divisors (see below), whose sum is σ = 9520994. Its totient is φ = 2720280.

The previous prime is 5440543. The next prime is 5440571. The reversal of 5440564 is 4650445.

It can be written as a sum of positive squares in only one way, i.e., 5428900 + 11664 = 2330^2 + 108^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680067 + ... + 680074.

Almost surely, 2^5440564 is an apocalyptic number.

It is an amenable number.

5440564 is a deficient number, since it is larger than the sum of its proper divisors (4080430).

5440564 is a wasteful number, since it uses less digits than its factorization.

5440564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360145 (or 1360143 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 5440564 is about 2332.5016613070. The cubic root of 5440564 is about 175.8792646467.

The spelling of 5440564 in words is "five million, four hundred forty thousand, five hundred sixty-four".