129282096 has 20 divisors (see below), whose sum is σ = 333978872. Its totient is φ = 43094016.

The previous prime is 129282091. The next prime is 129282113. The reversal of 129282096 is 690282921.

It is not an unprimeable number, because it can be changed into a prime (129282091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1346641 + ... + 1346736.

Almost surely, 2^129282096 is an apocalyptic number.

129282096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

129282096 is an abundant number, since it is smaller than the sum of its proper divisors (204696776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

129282096 is a wasteful number, since it uses less digits than its factorization.

129282096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693388 (or 2693382 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 129282096 is about 11370.2284937463. The cubic root of 129282096 is about 505.6454785708.

The spelling of 129282096 in words is "one hundred twenty-nine million, two hundred eighty-two thousand, ninety-six".