13270224 has 80 divisors (see below), whose sum is σ = 38372544. Its totient is φ = 3916800.

The previous prime is 13270207. The next prime is 13270253. The reversal of 13270224 is 42207231.

13270224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13270224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21342 + ... + 21954.

Almost surely, 2^13270224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13270224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19186272).

13270224 is an abundant number, since it is smaller than the sum of its proper divisors (25102320).

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

13270224 is a wasteful number, since it uses less digits than its factorization.

13270224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 13270224 is about 3642.8318654585. The cubic root of 13270224 is about 236.7515065357.

Adding to 13270224 its reverse (42207231), we get a palindrome (55477455).

The spelling of 13270224 in words is "thirteen million, two hundred seventy thousand, two hundred twenty-four".