129496232 has 16 divisors (see below), whose sum is σ = 243388500. Its totient is φ = 64592640.

The previous prime is 129496219. The next prime is 129496243. The reversal of 129496232 is 232694921.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75238276 + 54257956 = 8674^2 + 7366^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15857 + ... + 22592.

Almost surely, 2^129496232 is an apocalyptic number.

It is an amenable number.

129496232 is a deficient number, since it is larger than the sum of its proper divisors (113892268).

129496232 is a wasteful number, since it uses less digits than its factorization.

129496232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38876 (or 38872 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 129496232 is about 11379.6411191215. The cubic root of 129496232 is about 505.9244993507.

The spelling of 129496232 in words is "one hundred twenty-nine million, four hundred ninety-six thousand, two hundred thirty-two".