13523226 has 8 divisors (see below), whose sum is σ = 27046464. Its totient is φ = 4507740.

The previous prime is 13523219. The next prime is 13523227. The reversal of 13523226 is 62232531.

13523226 is digitally balanced in base 2, because in such base 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.

13523226 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 13523196 and 13523205.

It is not an unprimeable number, because it can be changed into a prime (13523227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126930 + ... + 1126941.

It is an arithmetic number, because the mean of its divisors is an integer number (3380808).

Almost surely, 2^13523226 is an apocalyptic number.

13523226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13523226 is a wasteful number, since it uses less digits than its factorization.

13523226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253876.

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

The square root of 13523226 is about 3677.3939141735. The cubic root of 13523226 is about 238.2466313261.

Adding to 13523226 its reverse (62232531), we get a palindrome (75755757).

The spelling of 13523226 in words is "thirteen million, five hundred twenty-three thousand, two hundred twenty-six".