689019116 has 12 divisors (see below), whose sum is σ = 1269245880. Its totient is φ = 326377440.

The previous prime is 689019109. The next prime is 689019127. The reversal of 689019116 is 611910986.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 4532945 + ... + 4533096.

It is an arithmetic number, because the mean of its divisors is an integer number (105770490).

Almost surely, 2^689019116 is an apocalyptic number.

It is an amenable number.

689019116 is a deficient number, since it is larger than the sum of its proper divisors (580226764).

689019116 is a wasteful number, since it uses less digits than its factorization.

689019116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9066064 (or 9066062 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 689019116 is about 26249.1736250877. The cubic root of 689019116 is about 883.2366672748.

The spelling of 689019116 in words is "six hundred eighty-nine million, nineteen thousand, one hundred sixteen".