13222323 has 6 divisors (see below), whose sum is σ = 19098924. Its totient is φ = 8814876.

The previous prime is 13222303. The next prime is 13222327. The reversal of 13222323 is 32322231.

It is a happy number.

13222323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13222323 - 2⁸ = 13222067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13222296 and 13222305.

It is not an unprimeable number, because it can be changed into a prime (13222327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 734565 + ... + 734582.

It is an arithmetic number, because the mean of its divisors is an integer number (3183154).

Almost surely, 2^13222323 is an apocalyptic number.

13222323 is a deficient number, since it is larger than the sum of its proper divisors (5876601).

13222323 is a wasteful number, since it uses less digits than its factorization.

13222323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469153 (or 1469150 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 13222323 is about 3636.2512289444. The cubic root of 13222323 is about 236.4662989254.

Adding to 13222323 its reverse (32322231), we get a palindrome (45544554).

The spelling of 13222323 in words is "thirteen million, two hundred twenty-two thousand, three hundred twenty-three".