122434198 has 16 divisors (see below), whose sum is σ = 194782176. Its totient is φ = 57594240.

The previous prime is 122434183. The next prime is 122434211. The reversal of 122434198 is 891434221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19011 + ... + 24622.

It is an arithmetic number, because the mean of its divisors is an integer number (12173886).

Almost surely, 2^122434198 is an apocalyptic number.

122434198 is a deficient number, since it is larger than the sum of its proper divisors (72347978).

122434198 is a wasteful number, since it uses less digits than its factorization.

122434198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43719.

The product of its digits is 13824, while the sum is 34.

The square root of 122434198 is about 11064.9987799367. The cubic root of 122434198 is about 496.5552525992. Note that the first 3 decimals are identical.

The spelling of 122434198 in words is "one hundred twenty-two million, four hundred thirty-four thousand, one hundred ninety-eight".