13226523 has 8 divisors (see below), whose sum is σ = 18243600. Its totient is φ = 8513568.

The previous prime is 13226513. The next prime is 13226531. The reversal of 13226523 is 32562231.

13226523 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13226523 - 2⁹ = 13226011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13226493 and 13226502.

It is not an unprimeable number, because it can be changed into a prime (13226503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75928 + ... + 76101.

It is an arithmetic number, because the mean of its divisors is an integer number (2280450).

Almost surely, 2^13226523 is an apocalyptic number.

13226523 is a deficient number, since it is larger than the sum of its proper divisors (5017077).

13226523 is a wasteful number, since it uses less digits than its factorization.

13226523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152061.

The product of its digits is 2160, while the sum is 24.

The square root of 13226523 is about 3636.8287009426. The cubic root of 13226523 is about 236.4913336922.

Adding to 13226523 its reverse (32562231), we get a palindrome (45788754).

The spelling of 13226523 in words is "thirteen million, two hundred twenty-six thousand, five hundred twenty-three".