13200944 has 10 divisors (see below), whose sum is σ = 25576860. Its totient is φ = 6600464.

The previous prime is 13200923. The next prime is 13200961. The reversal of 13200944 is 44900231.

It is a super-2 number, since 2×13200944² = 348529844982272, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 412514 + ... + 412545.

It is an arithmetic number, because the mean of its divisors is an integer number (2557686).

Almost surely, 2^13200944 is an apocalyptic number.

It is an amenable number.

13200944 is a deficient number, since it is larger than the sum of its proper divisors (12375916).

13200944 is an equidigital number, since it uses as much as digits as its factorization.

13200944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825067 (or 825061 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 13200944 is about 3633.3103363187. The cubic root of 13200944 is about 236.3387837596.

The spelling of 13200944 in words is "thirteen million, two hundred thousand, nine hundred forty-four".