12706694 has 48 divisors (see below), whose sum is σ = 25829664. Its totient is φ = 4561920.

The previous prime is 12706693. The next prime is 12706703. The reversal of 12706694 is 49660721.

It is a super-2 number, since 2×12706694² = 322920144819272, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12706691) 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 23 ways as a sum of consecutive naturals, for example, 21734 + ... + 22310.

It is an arithmetic number, because the mean of its divisors is an integer number (538118).

Almost surely, 2^12706694 is an apocalyptic number.

12706694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12706694 is an abundant number, since it is smaller than the sum of its proper divisors (13122970).

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

12706694 is a wasteful number, since it uses less digits than its factorization.

12706694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 12706694 is about 3564.6450033629. The cubic root of 12706694 is about 233.3516398335.

The spelling of 12706694 in words is "twelve million, seven hundred six thousand, six hundred ninety-four".