12695234 has 12 divisors (see below), whose sum is σ = 19501686. Its totient is φ = 6198192.

The previous prime is 12695233. The next prime is 12695239. The reversal of 12695234 is 43259621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11539609 + 1155625 = 3397^2 + 1075^2 .

It is a super-2 number, since 2×12695234² = 322337932629512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12695234.

It is not an unprimeable number, because it can be changed into a prime (12695231) 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 5 ways as a sum of consecutive naturals, for example, 1982 + ... + 5414.

Almost surely, 2^12695234 is an apocalyptic number.

12695234 is a deficient number, since it is larger than the sum of its proper divisors (6806452).

12695234 is an equidigital number, since it uses as much as digits as its factorization.

12695234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521 (or 3478 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 12695234 is about 3563.0371875691. The cubic root of 12695234 is about 233.2814664761.

The spelling of 12695234 in words is "twelve million, six hundred ninety-five thousand, two hundred thirty-four".