13224039 has 8 divisors (see below), whose sum is σ = 17671680. Its totient is φ = 8796216.

The previous prime is 13224037. The next prime is 13224077. The reversal of 13224039 is 93042231.

13224039 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13224039 - 2¹ = 13224037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13224037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3319 + ... + 6120.

It is an arithmetic number, because the mean of its divisors is an integer number (2208960).

Almost surely, 2^13224039 is an apocalyptic number.

13224039 is a deficient number, since it is larger than the sum of its proper divisors (4447641).

13224039 is an equidigital number, since it uses as much as digits as its factorization.

13224039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9909.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 13224039 is about 3636.4871785832. The cubic root of 13224039 is about 236.4765280563.

The spelling of 13224039 in words is "thirteen million, two hundred twenty-four thousand, thirty-nine".