13222622 has 8 divisors (see below), whose sum is σ = 22667376. Its totient is φ = 5666832.

The previous prime is 13222621. The next prime is 13222633. The reversal of 13222622 is 22622231.

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 = 13222594 and 13222603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222621) by changing a digit.

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, 472223 + ... + 472250.

It is an arithmetic number, because the mean of its divisors is an integer number (2833422).

Almost surely, 2^13222622 is an apocalyptic number.

13222622 is a deficient number, since it is larger than the sum of its proper divisors (9444754).

13222622 is an equidigital number, since it uses as much as digits as its factorization.

13222622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944482.

The product of its digits is 576, while the sum is 20.

The square root of 13222622 is about 3636.2923424829. The cubic root of 13222622 is about 236.4680813376.

Adding to 13222622 its reverse (22622231), we get a palindrome (35844853).

The spelling of 13222622 in words is "thirteen million, two hundred twenty-two thousand, six hundred twenty-two".