9008564573 has 2 divisors, whose sum is σ = 9008564574. Its totient is φ = 9008564572.

The previous prime is 9008564459. The next prime is 9008564581. The reversal of 9008564573 is 3754658009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7977705124 + 1030859449 = 89318^2 + 32107^2 .

It is a cyclic number.

It is not a de Polignac number, because 9008564573 - 2¹⁶ = 9008499037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9008504573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4504282286 + 4504282287.

It is an arithmetic number, because the mean of its divisors is an integer number (4504282287).

Almost surely, 2^9008564573 is an apocalyptic number.

It is an amenable number.

9008564573 is a deficient number, since it is larger than the sum of its proper divisors (1).

9008564573 is an equidigital number, since it uses as much as digits as its factorization.

9008564573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 9008564573 is about 94913.4583344217. The cubic root of 9008564573 is about 2080.7434297813.

The spelling of 9008564573 in words is "nine billion, eight million, five hundred sixty-four thousand, five hundred seventy-three".