564488 has 16 divisors (see below), whose sum is σ = 1084860. Its totient is φ = 275200.

The previous prime is 564467. The next prime is 564491. The reversal of 564488 is 884465.

It can be written as a sum of positive squares in 2 ways, for example, as 550564 + 13924 = 742^2 + 118^2 .

It is a congruent number.

It is an unprimeable number.

564488 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533 + ... + 1188.

2⁵⁶⁴⁴⁸⁸ is an apocalyptic number.

It is an amenable number.

564488 is a deficient number, since it is larger than the sum of its proper divisors (520372).

564488 is a wasteful number, since it uses less digits than its factorization.

564488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768 (or 1764 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 564488 is about 751.3241643924. The cubic root of 564488 is about 82.6453147537.

Subtracting from 564488 its sum of digits (35), we obtain a triangular number (564453 = T₁₀₆₂).

It can be divided in two parts, 56448 and 8, that multiplied together give a square (451584 = 672²).

The spelling of 564488 in words is "five hundred sixty-four thousand, four hundred eighty-eight".