13440322 has 16 divisors (see below), whose sum is σ = 23357952. Its totient is φ = 5680800.

The previous prime is 13440307. The next prime is 13440341. The reversal of 13440322 is 22304431.

It is a self number, because there is not a number n which added to its sum of digits gives 13440322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5554 + ... + 7597.

It is an arithmetic number, because the mean of its divisors is an integer number (1459872).

Almost surely, 2^13440322 is an apocalyptic number.

13440322 is a deficient number, since it is larger than the sum of its proper divisors (9917630).

13440322 is a wasteful number, since it uses less digits than its factorization.

13440322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13233.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 13440322 is about 3666.1044720520. The cubic root of 13440322 is about 237.7587768482.

Adding to 13440322 its reverse (22304431), we get a palindrome (35744753).

The spelling of 13440322 in words is "thirteen million, four hundred forty thousand, three hundred twenty-two".