123394422 has 8 divisors (see below), whose sum is σ = 246788856. Its totient is φ = 41131472.

The previous prime is 123394409. The next prime is 123394457. The reversal of 123394422 is 224493321.

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

123394422 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 123394422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10282863 + ... + 10282874.

It is an arithmetic number, because the mean of its divisors is an integer number (30848607).

Almost surely, 2^123394422 is an apocalyptic number.

123394422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

123394422 is a wasteful number, since it uses less digits than its factorization.

123394422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20565742.

The product of its digits is 10368, while the sum is 30.

The square root of 123394422 is about 11108.3041910095. The cubic root of 123394422 is about 497.8499975636.

It can be divided in two parts, 12339 and 4422, that added together give a palindrome (16761).

The spelling of 123394422 in words is "one hundred twenty-three million, three hundred ninety-four thousand, four hundred twenty-two".