564922 has 4 divisors (see below), whose sum is σ = 847386. Its totient is φ = 282460.

The previous prime is 564919. The next prime is 564923. The reversal of 564922 is 229465.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 229465 = 5 ⋅45893.

It can be written as a sum of positive squares in only one way, i.e., 516961 + 47961 = 719^2 + 219^2 .

It is a d-powerful number, because it can be written as 5 + 6⁵ + 9² + 4 + 2¹⁵ + 2¹⁹ .

It is not an unprimeable number, because it can be changed into a prime (564923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141229 + ... + 141232.

2⁵⁶⁴⁹²² is an apocalyptic number.

564922 is a deficient number, since it is larger than the sum of its proper divisors (282464).

564922 is a wasteful number, since it uses less digits than its factorization.

564922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282463.

The product of its digits is 4320, while the sum is 28.

The square root of 564922 is about 751.6129322996. The cubic root of 564922 is about 82.6664896227. Note that the first 3 decimals are identical.

It can be divided in two parts, 5649 and 22, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 564922 in words is "five hundred sixty-four thousand, nine hundred twenty-two".