13224273 has 8 divisors (see below), whose sum is σ = 17803968. Its totient is φ = 8730384.

The previous prime is 13224271. The next prime is 13224313. The reversal of 13224273 is 37242231.

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

It is not a de Polignac number, because 13224273 - 2¹ = 13224271 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13224271) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21090 + ... + 21707.

It is an arithmetic number, because the mean of its divisors is an integer number (2225496).

Almost surely, 2^13224273 is an apocalyptic number.

It is an amenable number.

13224273 is a deficient number, since it is larger than the sum of its proper divisors (4579695).

13224273 is a wasteful number, since it uses less digits than its factorization.

13224273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42903.

The product of its digits is 2016, while the sum is 24.

The square root of 13224273 is about 3636.5193523478. The cubic root of 13224273 is about 236.4779228692.

The spelling of 13224273 in words is "thirteen million, two hundred twenty-four thousand, two hundred seventy-three".