8859573 has 6 divisors (see below), whose sum is σ = 12797174. Its totient is φ = 5906376.

The previous prime is 8859559. The next prime is 8859581. The reversal of 8859573 is 3759588.

It can be written as a sum of positive squares in only one way, i.e., 8538084 + 321489 = 2922^2 + 567^2 .

It is not a de Polignac number, because 8859573 - 2⁵ = 8859541 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 (8859373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 492190 + ... + 492207.

Almost surely, 2^8859573 is an apocalyptic number.

It is an amenable number.

8859573 is a deficient number, since it is larger than the sum of its proper divisors (3937601).

8859573 is a wasteful number, since it uses less digits than its factorization.

8859573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984403 (or 984400 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 8859573 is about 2976.5034856355. The cubic root of 8859573 is about 206.9208547112.

The spelling of 8859573 in words is "eight million, eight hundred fifty-nine thousand, five hundred seventy-three".