2855000866 has 4 divisors (see below), whose sum is σ = 4282501302. Its totient is φ = 1427500432.

The previous prime is 2855000843. The next prime is 2855000881. The reversal of 2855000866 is 6680005582.

2855000866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 1697028025 + 1157972841 = 41195^2 + 34029^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713750215 + ... + 713750218.

Almost surely, 2^2855000866 is an apocalyptic number.

2855000866 is a deficient number, since it is larger than the sum of its proper divisors (1427500436).

2855000866 is a wasteful number, since it uses less digits than its factorization.

2855000866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427500435.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 2855000866 is about 53432.2081332973. The cubic root of 2855000866 is about 1418.6287208303.

The spelling of 2855000866 in words is "two billion, eight hundred fifty-five million, eight hundred sixty-six", and thus it is an aban number.