13245872 has 10 divisors (see below), whose sum is σ = 25663908. Its totient is φ = 6622928.

The previous prime is 13245857. The next prime is 13245877. The reversal of 13245872 is 27854231.

It is not an unprimeable number, because it can be changed into a prime (13245877) 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 as a sum of consecutive naturals, namely, 413918 + ... + 413949.

Almost surely, 2^13245872 is an apocalyptic number.

It is an amenable number.

13245872 is a deficient number, since it is larger than the sum of its proper divisors (12418036).

13245872 is an equidigital number, since it uses as much as digits as its factorization.

13245872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827875 (or 827869 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 13245872 is about 3639.4878760617. The cubic root of 13245872 is about 236.6065980815.

The spelling of 13245872 in words is "thirteen million, two hundred forty-five thousand, eight hundred seventy-two".