122404342 has 8 divisors (see below), whose sum is σ = 183662136. Its totient is φ = 61183632.

The previous prime is 122404297. The next prime is 122404351. The reversal of 122404342 is 243404221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1473 + ... + 15715.

It is an arithmetic number, because the mean of its divisors is an integer number (22957767).

Almost surely, 2^122404342 is an apocalyptic number.

122404342 is a deficient number, since it is larger than the sum of its proper divisors (61257794).

122404342 is a wasteful number, since it uses less digits than its factorization.

122404342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18542.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 122404342 is about 11063.6495786879. The cubic root of 122404342 is about 496.5148870829.

Adding to 122404342 its reverse (243404221), we get a palindrome (365808563).

The spelling of 122404342 in words is "one hundred twenty-two million, four hundred four thousand, three hundred forty-two".