13122422 has 8 divisors (see below), whose sum is σ = 19740456. Its totient is φ = 6542272.

The previous prime is 13122409. The next prime is 13122437. The reversal of 13122422 is 22422131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13122422.

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 3 ways as a sum of consecutive naturals, for example, 8588 + ... + 9999.

It is an arithmetic number, because the mean of its divisors is an integer number (2467557).

Almost surely, 2^13122422 is an apocalyptic number.

13122422 is a deficient number, since it is larger than the sum of its proper divisors (6618034).

13122422 is a wasteful number, since it uses less digits than its factorization.

13122422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18942.

The product of its digits is 192, while the sum is 17.

The square root of 13122422 is about 3622.4883712719. The cubic root of 13122422 is about 235.8692539219.

Adding to 13122422 its reverse (22422131), we get a palindrome (35544553).

The spelling of 13122422 in words is "thirteen million, one hundred twenty-two thousand, four hundred twenty-two".