12613322 has 16 divisors (see below), whose sum is σ = 19506312. Its totient is φ = 6113280.

The previous prime is 12613313. The next prime is 12613327. The reversal of 12613322 is 22331621.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5900041 + 6713281 = 2429^2 + 2591^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12613294 and 12613303.

It is not an unprimeable number, because it can be changed into a prime (12613327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15428 + ... + 16224.

Almost surely, 2^12613322 is an apocalyptic number.

12613322 is a deficient number, since it is larger than the sum of its proper divisors (6892990).

12613322 is a wasteful number, since it uses less digits than its factorization.

12613322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033.

The product of its digits is 432, while the sum is 20.

The square root of 12613322 is about 3551.5238982724. The cubic root of 12613322 is about 232.7786584476.

Adding to 12613322 its reverse (22331621), we get a palindrome (34944943).

The spelling of 12613322 in words is "twelve million, six hundred thirteen thousand, three hundred twenty-two".