8555994 has 12 divisors (see below), whose sum is σ = 18538026. Its totient is φ = 2851992.

The previous prime is 8555959. The next prime is 8555999. The reversal of 8555994 is 4995558.

8555994 is a `hidden beast` number, since 8 + 5 + 559 + 94 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4995225 + 3560769 = 2235^2 + 1887^2 .

It is not an unprimeable number, because it can be changed into a prime (8555999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237649 + ... + 237684.

Almost surely, 2^8555994 is an apocalyptic number.

8555994 is an abundant number, since it is smaller than the sum of its proper divisors (9982032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8555994 is a wasteful number, since it uses less digits than its factorization.

8555994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475341 (or 475338 counting only the distinct ones).

The product of its digits is 324000, while the sum is 45.

The square root of 8555994 is about 2925.0630762430. The cubic root of 8555994 is about 204.5299083673.

The spelling of 8555994 in words is "eight million, five hundred fifty-five thousand, nine hundred ninety-four".