12321694 has 64 divisors (see below), whose sum is σ = 24883200. Its totient is φ = 4435200.

The previous prime is 12321691. The next prime is 12321713. The reversal of 12321694 is 49612321.

12321694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

12321694 is a modest number, since divided by 1694 gives 1232 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138402 + ... + 138490.

It is an arithmetic number, because the mean of its divisors is an integer number (388800).

Almost surely, 2^12321694 is an apocalyptic number.

12321694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12321694 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

12321694 is a wasteful number, since it uses less digits than its factorization.

12321694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169.

The product of its digits is 2592, while the sum is 28.

The square root of 12321694 is about 3510.2270581830. The cubic root of 12321694 is about 230.9706552430.

It can be divided in two parts, 1232 and 1694, that added together give a triangular number (2926 = T₇₆).

The spelling of 12321694 in words is "twelve million, three hundred twenty-one thousand, six hundred ninety-four".