564449 has 2 divisors, whose sum is σ = 564450. Its totient is φ = 564448.

The previous prime is 564437. The next prime is 564457. The reversal of 564449 is 944465.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429025 + 135424 = 655^2 + 368^2 .

It is a cyclic number.

It is not a de Polignac number, because 564449 - 2¹² = 560353 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (564409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282224 + 282225.

It is an arithmetic number, because the mean of its divisors is an integer number (282225).

2⁵⁶⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

564449 is a deficient number, since it is larger than the sum of its proper divisors (1).

564449 is an equidigital number, since it uses as much as digits as its factorization.

564449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 564449 is about 751.2982097676. The cubic root of 564449 is about 82.6434114115.

The spelling of 564449 in words is "five hundred sixty-four thousand, four hundred forty-nine".