886609989 has 8 divisors (see below), whose sum is σ = 1313496320. Its totient is φ = 591073308.

The previous prime is 886609981. The next prime is 886610071. The reversal of 886609989 is 989906688.

It is not a de Polignac number, because 886609989 - 2³ = 886609981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (886609981) 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 7 ways as a sum of consecutive naturals, for example, 16418677 + ... + 16418730.

It is an arithmetic number, because the mean of its divisors is an integer number (164187040).

Almost surely, 2^886609989 is an apocalyptic number.

It is an amenable number.

886609989 is a deficient number, since it is larger than the sum of its proper divisors (426886331).

886609989 is a wasteful number, since it uses less digits than its factorization.

886609989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32837416 (or 32837410 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 63.

The square root of 886609989 is about 29775.9968598870. The cubic root of 886609989 is about 960.6773247378.

The spelling of 886609989 in words is "eight hundred eighty-six million, six hundred nine thousand, nine hundred eighty-nine".