13822664 has 16 divisors (see below), whose sum is σ = 25964700. Its totient is φ = 6898752.

The previous prime is 13822663. The next prime is 13822667. The reversal of 13822664 is 46622831.

13822664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13764100 + 58564 = 3710^2 + 242^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13822664.

It is not an unprimeable number, because it can be changed into a prime (13822663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4454 + ... + 6890.

Almost surely, 2^13822664 is an apocalyptic number.

It is an amenable number.

13822664 is a deficient number, since it is larger than the sum of its proper divisors (12142036).

13822664 is a wasteful number, since it uses less digits than its factorization.

13822664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152 (or 3148 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 13822664 is about 3717.8843446240. The cubic root of 13822664 is about 239.9922682694.

The spelling of 13822664 in words is "thirteen million, eight hundred twenty-two thousand, six hundred sixty-four".