889822855 has 4 divisors (see below), whose sum is σ = 1067787432. Its totient is φ = 711858280.

The previous prime is 889822811. The next prime is 889822897. The reversal of 889822855 is 558228988.

889822855 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 is not a de Polignac number, because 889822855 - 2¹⁹ = 889298567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 889822796 and 889822805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88982281 + ... + 88982290.

It is an arithmetic number, because the mean of its divisors is an integer number (266946858).

Almost surely, 2^889822855 is an apocalyptic number.

889822855 is a deficient number, since it is larger than the sum of its proper divisors (177964577).

889822855 is a wasteful number, since it uses less digits than its factorization.

889822855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177964576.

The product of its digits is 3686400, while the sum is 55.

The square root of 889822855 is about 29829.8986756576. The cubic root of 889822855 is about 961.8363487192.

The spelling of 889822855 in words is "eight hundred eighty-nine million, eight hundred twenty-two thousand, eight hundred fifty-five".