13331226 has 8 divisors (see below), whose sum is σ = 26662464. Its totient is φ = 4443740.

The previous prime is 13331203. The next prime is 13331231. The reversal of 13331226 is 62213331.

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

13331226 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

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, 1110930 + ... + 1110941.

It is an arithmetic number, because the mean of its divisors is an integer number (3332808).

Almost surely, 2^13331226 is an apocalyptic number.

13331226 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.

13331226 is a wasteful number, since it uses less digits than its factorization.

13331226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221876.

The product of its digits is 648, while the sum is 21.

The square root of 13331226 is about 3651.1951467978. The cubic root of 13331226 is about 237.1137270414.

Adding to 13331226 its reverse (62213331), we get a palindrome (75544557).

The spelling of 13331226 in words is "thirteen million, three hundred thirty-one thousand, two hundred twenty-six".