564222 has 16 divisors (see below), whose sum is σ = 1135872. Its totient is φ = 186840.

The previous prime is 564197. The next prime is 564227. The reversal of 564222 is 222465.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1453 + ... + 1799.

It is an arithmetic number, because the mean of its divisors is an integer number (70992).

2⁵⁶⁴²²² is an apocalyptic number.

564222 is an abundant number, since it is smaller than the sum of its proper divisors (571650).

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

564222 is a wasteful number, since it uses less digits than its factorization.

564222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623.

The product of its digits is 960, while the sum is 21.

The square root of 564222 is about 751.1471227396. The cubic root of 564222 is about 82.6323312432.

Adding to 564222 its reverse (222465), we get a palindrome (786687).

It can be divided in two parts, 56 and 4222, that added together give a triangular number (4278 = T₉₂).

The spelling of 564222 in words is "five hundred sixty-four thousand, two hundred twenty-two".