564772969 has 2 divisors, whose sum is σ = 564772970. Its totient is φ = 564772968.

The previous prime is 564772961. The next prime is 564772993. The reversal of 564772969 is 969277465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 440160400 + 124612569 = 20980^2 + 11163^2 .

It is a cyclic number.

It is not a de Polignac number, because 564772969 - 2³ = 564772961 is a prime.

It is a super-2 number, since 2×564772969² = 637937013026149922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (564772961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282386484 + 282386485.

It is an arithmetic number, because the mean of its divisors is an integer number (282386485).

Almost surely, 2^564772969 is an apocalyptic number.

It is an amenable number.

564772969 is a deficient number, since it is larger than the sum of its proper divisors (1).

564772969 is an equidigital number, since it uses as much as digits as its factorization.

564772969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 55.

The square root of 564772969 is about 23764.9525351935. The cubic root of 564772969 is about 826.5921962015.

The spelling of 564772969 in words is "five hundred sixty-four million, seven hundred seventy-two thousand, nine hundred sixty-nine".