13212274 has 8 divisors (see below), whose sum is σ = 19863900. Its totient is φ = 6590976.

The previous prime is 13212263. The next prime is 13212289. The reversal of 13212274 is 47221231.

13212274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12780625 + 431649 = 3575^2 + 657^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6459 + ... + 8254.

Almost surely, 2^13212274 is an apocalyptic number.

13212274 is a deficient number, since it is larger than the sum of its proper divisors (6651626).

13212274 is a wasteful number, since it uses less digits than its factorization.

13212274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15164.

The product of its digits is 672, while the sum is 22.

The square root of 13212274 is about 3634.8691860918. The cubic root of 13212274 is about 236.4063787415.

It can be divided in two parts, 1321227 and 4, that added together give a palindrome (1321231).

The spelling of 13212274 in words is "thirteen million, two hundred twelve thousand, two hundred seventy-four".