889381705 has 8 divisors (see below), whose sum is σ = 1089965952. Its totient is φ = 696366768.

The previous prime is 889381693. The next prime is 889381747. The reversal of 889381705 is 507183988.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 889381705 - 2¹¹ = 889379657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1892067 + ... + 1892536.

It is an arithmetic number, because the mean of its divisors is an integer number (136245744).

Almost surely, 2^889381705 is an apocalyptic number.

It is an amenable number.

889381705 is a deficient number, since it is larger than the sum of its proper divisors (200584247).

889381705 is a wasteful number, since it uses less digits than its factorization.

889381705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784655.

The product of its (nonzero) digits is 483840, while the sum is 49.

The square root of 889381705 is about 29822.5033322154. The cubic root of 889381705 is about 961.6773716661.

The spelling of 889381705 in words is "eight hundred eighty-nine million, three hundred eighty-one thousand, seven hundred five".