13209964 has 24 divisors (see below), whose sum is σ = 24060960. Its totient is φ = 6338304.

The previous prime is 13209953. The next prime is 13209967. The reversal of 13209964 is 46990231.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13209967) 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, 30292 + ... + 30724.

It is an arithmetic number, because the mean of its divisors is an integer number (1002540).

Almost surely, 2^13209964 is an apocalyptic number.

It is an amenable number.

13209964 is a deficient number, since it is larger than the sum of its proper divisors (10850996).

13209964 is a wasteful number, since it uses less digits than its factorization.

13209964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 727 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 13209964 is about 3634.5514166125. The cubic root of 13209964 is about 236.3926003774.

The spelling of 13209964 in words is "thirteen million, two hundred nine thousand, nine hundred sixty-four".