389551336 has 16 divisors (see below), whose sum is σ = 731880000. Its totient is φ = 194383344.

The previous prime is 389551313. The next prime is 389551339. The reversal of 389551336 is 633155983.

It is a junction number, because it is equal to n+sod(n) for n = 389551292 and 389551301.

It is not an unprimeable number, because it can be changed into a prime (389551339) 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 3 ways as a sum of consecutive naturals, for example, 44800 + ... + 52783.

It is an arithmetic number, because the mean of its divisors is an integer number (45742500).

Almost surely, 2^389551336 is an apocalyptic number.

It is an amenable number.

389551336 is a deficient number, since it is larger than the sum of its proper divisors (342328664).

389551336 is a wasteful number, since it uses less digits than its factorization.

389551336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98088 (or 98084 counting only the distinct ones).

The product of its digits is 291600, while the sum is 43.

The square root of 389551336 is about 19737.0548968178. The cubic root of 389551336 is about 730.3340786514.

The spelling of 389551336 in words is "three hundred eighty-nine million, five hundred fifty-one thousand, three hundred thirty-six".