564004 has 12 divisors (see below), whose sum is σ = 1128064. Its totient is φ = 241704.

The previous prime is 563999. The next prime is 564013. The reversal of 564004 is 400465.

564004 is an admirable number.

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10044 + ... + 10099.

2⁵⁶⁴⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

564004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

564004 is a wasteful number, since it uses less digits than its factorization.

564004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20154 (or 20152 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 564004 is about 751.0019973342. The cubic root of 564004 is about 82.6216875789.

Adding to 564004 its reverse (400465), we get a palindrome (964469).

It can be divided in two parts, 5 and 64004, that added together give a square (64009 = 253²).

The spelling of 564004 in words is "five hundred sixty-four thousand, four".