13197264 has 20 divisors (see below), whose sum is σ = 34093056. Its totient is φ = 4399072.

The previous prime is 13197251. The next prime is 13197269. The reversal of 13197264 is 46279131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13197269) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 137424 + ... + 137519.

Almost surely, 2^13197264 is an apocalyptic number.

It is an amenable number.

13197264 is an abundant number, since it is smaller than the sum of its proper divisors (20895792).

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

13197264 is a wasteful number, since it uses less digits than its factorization.

13197264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274954 (or 274948 counting only the distinct ones).

The product of its digits is 9072, while the sum is 33.

The square root of 13197264 is about 3632.8038757962. The cubic root of 13197264 is about 236.3168204930.

The spelling of 13197264 in words is "thirteen million, one hundred ninety-seven thousand, two hundred sixty-four".