13432318 has 8 divisors (see below), whose sum is σ = 20577312. Its totient is φ = 6573216.

The previous prime is 13432283. The next prime is 13432319. The reversal of 13432318 is 81323431.

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

It is a junction number, because it is equal to n+sod(n) for n = 13432292 and 13432301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13432319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71355 + ... + 71542.

It is an arithmetic number, because the mean of its divisors is an integer number (2572164).

Almost surely, 2^13432318 is an apocalyptic number.

13432318 is a deficient number, since it is larger than the sum of its proper divisors (7144994).

13432318 is a wasteful number, since it uses less digits than its factorization.

13432318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142946.

The product of its digits is 1728, while the sum is 25.

The square root of 13432318 is about 3665.0126875633. The cubic root of 13432318 is about 237.7115706593.

Adding to 13432318 its reverse (81323431), we get a palindrome (94755749).

The spelling of 13432318 in words is "thirteen million, four hundred thirty-two thousand, three hundred eighteen".