13422315 has 16 divisors (see below), whose sum is σ = 21600000. Its totient is φ = 7117152.

The previous prime is 13422313. The next prime is 13422329. The reversal of 13422315 is 51322431.

It is not a de Polignac number, because 13422315 - 2¹ = 13422313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13422291 and 13422300.

It is not an unprimeable number, because it can be changed into a prime (13422313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186 + ... + 5184.

It is an arithmetic number, because the mean of its divisors is an integer number (1350000).

Almost surely, 2^13422315 is an apocalyptic number.

13422315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13422315 is a deficient number, since it is larger than the sum of its proper divisors (8177685).

13422315 is a wasteful number, since it uses less digits than its factorization.

13422315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5186.

The product of its digits is 720, while the sum is 21.

The square root of 13422315 is about 3663.6477723711. The cubic root of 13422315 is about 237.6525483486.

Adding to 13422315 its reverse (51322431), we get a palindrome (64744746).

The spelling of 13422315 in words is "thirteen million, four hundred twenty-two thousand, three hundred fifteen".