12694694 has 16 divisors (see below), whose sum is σ = 19405008. Its totient is φ = 6227712.

The previous prime is 12694687. The next prime is 12694697. The reversal of 12694694 is 49649621.

It is a super-2 number, since 2×12694694² = 322310511507272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12694697) 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 7 ways as a sum of consecutive naturals, for example, 29102 + ... + 29534.

It is an arithmetic number, because the mean of its divisors is an integer number (1212813).

Almost surely, 2^12694694 is an apocalyptic number.

12694694 is a deficient number, since it is larger than the sum of its proper divisors (6710314).

12694694 is a wasteful number, since it uses less digits than its factorization.

12694694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679.

The product of its digits is 93312, while the sum is 41.

The square root of 12694694 is about 3562.9614087161. The cubic root of 12694694 is about 233.2781588364.

The spelling of 12694694 in words is "twelve million, six hundred ninety-four thousand, six hundred ninety-four".