564648 has 32 divisors (see below), whose sum is σ = 1613760. Its totient is φ = 161280.

The previous prime is 564643. The next prime is 564653. The reversal of 564648 is 846465.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (564643) and next prime (564653).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 564648.

It is not an unprimeable number, because it can be changed into a prime (564643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1513 + ... + 1848.

It is an arithmetic number, because the mean of its divisors is an integer number (50430).

2⁵⁶⁴⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

564648 is an abundant number, since it is smaller than the sum of its proper divisors (1049112).

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

564648 is a wasteful number, since it uses less digits than its factorization.

564648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377 (or 3373 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 564648 is about 751.4306355213. The cubic root of 564648 is about 82.6531224197.

The spelling of 564648 in words is "five hundred sixty-four thousand, six hundred forty-eight".