13312266 has 16 divisors (see below), whose sum is σ = 29045088. Its totient is φ = 4034000.

The previous prime is 13312261. The next prime is 13312283. The reversal of 13312266 is 66221331.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (13312261) 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, 100785 + ... + 100916.

It is an arithmetic number, because the mean of its divisors is an integer number (1815318).

Almost surely, 2^13312266 is an apocalyptic number.

13312266 is an abundant number, since it is smaller than the sum of its proper divisors (15732822).

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

13312266 is a wasteful number, since it uses less digits than its factorization.

13312266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201717.

The product of its digits is 1296, while the sum is 24.

The square root of 13312266 is about 3648.5978128591. The cubic root of 13312266 is about 237.0012640357.

Adding to 13312266 its reverse (66221331), we get a palindrome (79533597).

The spelling of 13312266 in words is "thirteen million, three hundred twelve thousand, two hundred sixty-six".