129829298 has 8 divisors (see below), whose sum is σ = 199273008. Its totient is φ = 63404964.

The previous prime is 129829267. The next prime is 129829327. The reversal of 129829298 is 892928921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754736 + ... + 754907.

It is an arithmetic number, because the mean of its divisors is an integer number (24909126).

Almost surely, 2^129829298 is an apocalyptic number.

129829298 is a deficient number, since it is larger than the sum of its proper divisors (69443710).

129829298 is a wasteful number, since it uses less digits than its factorization.

129829298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509688.

The product of its digits is 373248, while the sum is 50.

The square root of 129829298 is about 11394.2660140967. The cubic root of 129829298 is about 506.3578761526.

The spelling of 129829298 in words is "one hundred twenty-nine million, eight hundred twenty-nine thousand, two hundred ninety-eight".