13822764 has 24 divisors (see below), whose sum is σ = 32319168. Its totient is φ = 4598160.

The previous prime is 13822741. The next prime is 13822801. The reversal of 13822764 is 46722831.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7459 + ... + 9125.

It is an arithmetic number, because the mean of its divisors is an integer number (1346632).

Almost surely, 2^13822764 is an apocalyptic number.

It is an amenable number.

13822764 is an abundant number, since it is smaller than the sum of its proper divisors (18496404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13822764 is a wasteful number, since it uses less digits than its factorization.

13822764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365 (or 2363 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 13822764 is about 3717.8977931084. The cubic root of 13822764 is about 239.9928470090.

The spelling of 13822764 in words is "thirteen million, eight hundred twenty-two thousand, seven hundred sixty-four".