564003 has 24 divisors (see below), whose sum is σ = 926016. Its totient is φ = 340200.

The previous prime is 563999. The next prime is 564013. The reversal of 564003 is 300465.

It is a happy number.

It is not a de Polignac number, because 564003 - 2² = 563999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2568 + ... + 2778.

It is an arithmetic number, because the mean of its divisors is an integer number (38584).

2⁵⁶⁴⁰⁰³ is an apocalyptic number.

564003 is a deficient number, since it is larger than the sum of its proper divisors (362013).

564003 is a wasteful number, since it uses less digits than its factorization.

564003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237 (or 225 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 564003 is about 751.0013315567. The cubic root of 564003 is about 82.6216387484.

Adding to 564003 its reverse (300465), we get a palindrome (864468).

The spelling of 564003 in words is "five hundred sixty-four thousand, three".