122688338 has 8 divisors (see below), whose sum is σ = 184235520. Its totient is φ = 61276500.

The previous prime is 122688289. The next prime is 122688341. The reversal of 122688338 is 833886221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122688295 and 122688304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31538 + ... + 35213.

It is an arithmetic number, because the mean of its divisors is an integer number (23029440).

Almost surely, 2^122688338 is an apocalyptic number.

122688338 is a deficient number, since it is larger than the sum of its proper divisors (61547182).

122688338 is an equidigital number, since it uses as much as digits as its factorization.

122688338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67672.

The product of its digits is 110592, while the sum is 41.

The square root of 122688338 is about 11076.4767864154. The cubic root of 122688338 is about 496.8985862411.

The spelling of 122688338 in words is "one hundred twenty-two million, six hundred eighty-eight thousand, three hundred thirty-eight".