129334194 has 24 divisors (see below), whose sum is σ = 305699472. Its totient is φ = 39192120.

The previous prime is 129334193. The next prime is 129334223. The reversal of 129334194 is 491433921.

It is not an unprimeable number, because it can be changed into a prime (129334193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326404 + ... + 326799.

It is an arithmetic number, because the mean of its divisors is an integer number (12737478).

Almost surely, 2^129334194 is an apocalyptic number.

129334194 is an abundant number, since it is smaller than the sum of its proper divisors (176365278).

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

129334194 is a wasteful number, since it uses less digits than its factorization.

129334194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653222 (or 653219 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 129334194 is about 11372.5192459718. The cubic root of 129334194 is about 505.7133909917.

The spelling of 129334194 in words is "one hundred twenty-nine million, three hundred thirty-four thousand, one hundred ninety-four".