889550089 has 12 divisors (see below), whose sum is σ = 935091664. Its totient is φ = 846003312.

The previous prime is 889550087. The next prime is 889550107. The reversal of 889550089 is 980055988.

It is a happy number.

It is not a de Polignac number, because 889550089 - 2¹ = 889550087 is a prime.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (889550083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48454 + ... + 64240.

Almost surely, 2^889550089 is an apocalyptic number.

It is an amenable number.

889550089 is a deficient number, since it is larger than the sum of its proper divisors (45541575).

889550089 is a wasteful number, since it uses less digits than its factorization.

889550089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15912 (or 15883 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 52.

The square root of 889550089 is about 29825.3263016518. The cubic root of 889550089 is about 961.7380583445.

The spelling of 889550089 in words is "eight hundred eighty-nine million, five hundred fifty thousand, eighty-nine".