13166226 has 24 divisors (see below), whose sum is σ = 29584464. Its totient is φ = 4388580.

The previous prime is 13166201. The next prime is 13166233. The reversal of 13166226 is 62266131.

13166226 is a `hidden beast` number, since 1 + 31 + 6 + 622 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a self number, because there is not a number n which added to its sum of digits gives 13166226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13060 + ... + 14031.

It is an arithmetic number, because the mean of its divisors is an integer number (1232686).

Almost surely, 2^13166226 is an apocalyptic number.

13166226 is an abundant number, since it is smaller than the sum of its proper divisors (16418238).

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

13166226 is an equidigital number, since it uses as much as digits as its factorization.

13166226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27108 (or 27096 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 13166226 is about 3628.5294542004. The cubic root of 13166226 is about 236.1314144089.

The spelling of 13166226 in words is "thirteen million, one hundred sixty-six thousand, two hundred twenty-six".