129827336 has 16 divisors (see below), whose sum is σ = 246508800. Its totient is φ = 64091664.

The previous prime is 129827333. The next prime is 129827417. The reversal of 129827336 is 633728921.

129827336 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 129827293 and 129827302.

It is not an unprimeable number, because it can be changed into a prime (129827333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102080 + ... + 103343.

It is an arithmetic number, because the mean of its divisors is an integer number (15406800).

Almost surely, 2^129827336 is an apocalyptic number.

It is an amenable number.

129827336 is a deficient number, since it is larger than the sum of its proper divisors (116681464).

129827336 is a wasteful number, since it uses less digits than its factorization.

129827336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205508 (or 205504 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 129827336 is about 11394.1799178352. The cubic root of 129827336 is about 506.3553254208.

The spelling of 129827336 in words is "one hundred twenty-nine million, eight hundred twenty-seven thousand, three hundred thirty-six".