129606022 has 16 divisors (see below), whose sum is σ = 239272992. Its totient is φ = 51272640.

The previous prime is 129606019. The next prime is 129606023. The reversal of 129606022 is 220606921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129606023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355879 + ... + 356242.

It is an arithmetic number, because the mean of its divisors is an integer number (14954562).

Almost surely, 2^129606022 is an apocalyptic number.

129606022 is a deficient number, since it is larger than the sum of its proper divisors (109666970).

129606022 is a wasteful number, since it uses less digits than its factorization.

129606022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712143.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 129606022 is about 11384.4640629236. The cubic root of 129606022 is about 506.0674372564.

The spelling of 129606022 in words is "one hundred twenty-nine million, six hundred six thousand, twenty-two".