12822315 has 16 divisors (see below), whose sum is σ = 22381056. Its totient is φ = 6216800.

The previous prime is 12822289. The next prime is 12822317. The reversal of 12822315 is 51322821.

It is not a de Polignac number, because 12822315 - 2⁸ = 12822059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12822317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38691 + ... + 39020.

It is an arithmetic number, because the mean of its divisors is an integer number (1398816).

Almost surely, 2^12822315 is an apocalyptic number.

12822315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12822315 is a deficient number, since it is larger than the sum of its proper divisors (9558741).

12822315 is a wasteful number, since it uses less digits than its factorization.

12822315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77730.

The product of its digits is 960, while the sum is 24.

The square root of 12822315 is about 3580.8260220234. The cubic root of 12822315 is about 234.0572765044.

The spelling of 12822315 in words is "twelve million, eight hundred twenty-two thousand, three hundred fifteen".