564850 has 48 divisors (see below), whose sum is σ = 1249920. Its totient is φ = 187200.

The previous prime is 564827. The next prime is 564871. The reversal of 564850 is 58465.

564850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7111 + ... + 7189.

It is an arithmetic number, because the mean of its divisors is an integer number (26040).

2⁵⁶⁴⁸⁵⁰ is an apocalyptic number.

564850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

564850 is an abundant number, since it is smaller than the sum of its proper divisors (685070).

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

564850 is a wasteful number, since it uses less digits than its factorization.

564850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 564850 is about 751.5650337795. The cubic root of 564850 is about 82.6629774917.

The spelling of 564850 in words is "five hundred sixty-four thousand, eight hundred fifty".