13173224 has 16 divisors (see below), whose sum is σ = 24745920. Its totient is φ = 6574320.

The previous prime is 13173217. The next prime is 13173247. The reversal of 13173224 is 42237131.

It is a self number, because there is not a number n which added to its sum of digits gives 13173224.

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, 4337 + ... + 6719.

It is an arithmetic number, because the mean of its divisors is an integer number (1546620).

Almost surely, 2^13173224 is an apocalyptic number.

It is an amenable number.

13173224 is a deficient number, since it is larger than the sum of its proper divisors (11572696).

13173224 is a wasteful number, since it uses less digits than its factorization.

13173224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080 (or 3076 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 13173224 is about 3629.4936285934. The cubic root of 13173224 is about 236.1732425166.

The spelling of 13173224 in words is "thirteen million, one hundred seventy-three thousand, two hundred twenty-four".