13224716 has 6 divisors (see below), whose sum is σ = 23143260. Its totient is φ = 6612356.

The previous prime is 13224713. The next prime is 13224727. The reversal of 13224716 is 61742231.

It is a super-2 number, since 2×13224716² = 349786226561312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13224713) 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 as a sum of consecutive naturals, namely, 1653086 + ... + 1653093.

It is an arithmetic number, because the mean of its divisors is an integer number (3857210).

Almost surely, 2^13224716 is an apocalyptic number.

It is an amenable number.

13224716 is a deficient number, since it is larger than the sum of its proper divisors (9918544).

13224716 is a wasteful number, since it uses less digits than its factorization.

13224716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306183 (or 3306181 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 13224716 is about 3636.5802617294. The cubic root of 13224716 is about 236.4805634315.

Adding to 13224716 its reverse (61742231), we get a palindrome (74966947).

The spelling of 13224716 in words is "thirteen million, two hundred twenty-four thousand, seven hundred sixteen".