564403223 has 8 divisors (see below), whose sum is σ = 572605488. Its totient is φ = 556213824.

The previous prime is 564403193. The next prime is 564403241. The reversal of 564403223 is 322304465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 564403223 - 2¹² = 564399127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564403823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117140 + ... + 121862.

It is an arithmetic number, because the mean of its divisors is an integer number (71575686).

Almost surely, 2^564403223 is an apocalyptic number.

564403223 is a deficient number, since it is larger than the sum of its proper divisors (8202265).

564403223 is a wasteful number, since it uses less digits than its factorization.

564403223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6433.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 564403223 is about 23757.1720328830. The cubic root of 564403223 is about 826.4117721517.

Adding to 564403223 its reverse (322304465), we get a palindrome (886707688).

The spelling of 564403223 in words is "five hundred sixty-four million, four hundred three thousand, two hundred twenty-three".