123226422 has 32 divisors (see below), whose sum is σ = 269533440. Its totient is φ = 37247520.

The previous prime is 123226417. The next prime is 123226451. The reversal of 123226422 is 224622321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 123226392 and 123226401.

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 15 ways as a sum of consecutive naturals, for example, 26848 + ... + 31100.

It is an arithmetic number, because the mean of its divisors is an integer number (8422920).

Almost surely, 2^123226422 is an apocalyptic number.

123226422 is an abundant number, since it is smaller than the sum of its proper divisors (146307018).

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

123226422 is a wasteful number, since it uses less digits than its factorization.

123226422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708.

The product of its digits is 2304, while the sum is 24.

The square root of 123226422 is about 11100.7397050827. The cubic root of 123226422 is about 497.6239560492.

Adding to 123226422 its reverse (224622321), we get a palindrome (347848743).

The spelling of 123226422 in words is "one hundred twenty-three million, two hundred twenty-six thousand, four hundred twenty-two".