13322648 has 16 divisors (see below), whose sum is σ = 26295000. Its totient is φ = 6310656.

The previous prime is 13322633. The next prime is 13322651. The reversal of 13322648 is 84622331.

It is a self number, because there is not a number n which added to its sum of digits gives 13322648.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 43673 + ... + 43976.

Almost surely, 2^13322648 is an apocalyptic number.

It is an amenable number.

13322648 is a deficient number, since it is larger than the sum of its proper divisors (12972352).

13322648 is a wasteful number, since it uses less digits than its factorization.

13322648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87674 (or 87670 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 13322648 is about 3650.0202739163. The cubic root of 13322648 is about 237.0628590528.

Adding to 13322648 its reverse (84622331), we get a palindrome (97944979).

The spelling of 13322648 in words is "thirteen million, three hundred twenty-two thousand, six hundred forty-eight".