564400433 has 2 divisors, whose sum is σ = 564400434. Its totient is φ = 564400432.

The previous prime is 564400387. The next prime is 564400481. The reversal of 564400433 is 334004465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 472105984 + 92294449 = 21728^2 + 9607^2 .

It is a cyclic number.

It is not a de Polignac number, because 564400433 - 2¹² = 564396337 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 564400396 and 564400405.

It is not a weakly prime, because it can be changed into another prime (564400033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282200216 + 282200217.

It is an arithmetic number, because the mean of its divisors is an integer number (282200217).

Almost surely, 2^564400433 is an apocalyptic number.

It is an amenable number.

564400433 is a deficient number, since it is larger than the sum of its proper divisors (1).

564400433 is an equidigital number, since it uses as much as digits as its factorization.

564400433 is an evil number, because the sum of its binary digits is even.

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

The square root of 564400433 is about 23757.1133137004. The cubic root of 564400433 is about 826.4104104227.

Adding to 564400433 its reverse (334004465), we get a palindrome (898404898).

The spelling of 564400433 in words is "five hundred sixty-four million, four hundred thousand, four hundred thirty-three".