889288087 has 2 divisors, whose sum is σ = 889288088. Its totient is φ = 889288086.

The previous prime is 889288079. The next prime is 889288093. The reversal of 889288087 is 780882988.

889288087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 889288087 - 2³ = 889288079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (889288187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444644043 + 444644044.

It is an arithmetic number, because the mean of its divisors is an integer number (444644044).

Almost surely, 2^889288087 is an apocalyptic number.

889288087 is a deficient number, since it is larger than the sum of its proper divisors (1).

889288087 is an equidigital number, since it uses as much as digits as its factorization.

889288087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4128768, while the sum is 58.

The square root of 889288087 is about 29820.9337043628. The cubic root of 889288087 is about 961.6436278226.

The spelling of 889288087 in words is "eight hundred eighty-nine million, two hundred eighty-eight thousand, eighty-seven".