8559946 has 4 divisors (see below), whose sum is σ = 12839922. Its totient is φ = 4279972.

The previous prime is 8559917. The next prime is 8559949. The reversal of 8559946 is 6499558.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6630625 + 1929321 = 2575^2 + 1389^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8559896 and 8559905.

It is not an unprimeable number, because it can be changed into a prime (8559949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2139985 + ... + 2139988.

Almost surely, 2^8559946 is an apocalyptic number.

8559946 is a deficient number, since it is larger than the sum of its proper divisors (4279976).

8559946 is a wasteful number, since it uses less digits than its factorization.

8559946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279975.

The product of its digits is 388800, while the sum is 46.

The square root of 8559946 is about 2925.7385392410. The cubic root of 8559946 is about 204.5613941997.

It can be divided in two parts, 855 and 9946, that added together give a palindrome (10801).

The spelling of 8559946 in words is "eight million, five hundred fifty-nine thousand, nine hundred forty-six".