12697264 has 20 divisors (see below), whose sum is σ = 24674760. Its totient is φ = 6329600.

The previous prime is 12697261. The next prime is 12697303. The reversal of 12697264 is 46279621.

12697264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12697264² = 322441026171392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12697261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5427 + ... + 7405.

It is an arithmetic number, because the mean of its divisors is an integer number (1233738).

Almost surely, 2^12697264 is an apocalyptic number.

It is an amenable number.

12697264 is a deficient number, since it is larger than the sum of its proper divisors (11977496).

12697264 is a wasteful number, since it uses less digits than its factorization.

12697264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388 (or 2382 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 12697264 is about 3563.3220455075. The cubic root of 12697264 is about 233.2938999121.

The spelling of 12697264 in words is "twelve million, six hundred ninety-seven thousand, two hundred sixty-four".