12329286 has 8 divisors (see below), whose sum is σ = 24658584. Its totient is φ = 4109760.

The previous prime is 12329279. The next prime is 12329297. The reversal of 12329286 is 68292321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12329286 is an admirable number.

It is a super-2 number, since 2×12329286² = 304022586539592, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027435 + ... + 1027446.

It is an arithmetic number, because the mean of its divisors is an integer number (3082323).

Almost surely, 2^12329286 is an apocalyptic number.

12329286 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12329286 is a wasteful number, since it uses less digits than its factorization.

12329286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054886.

The product of its digits is 10368, while the sum is 33.

The square root of 12329286 is about 3511.3083031827. The cubic root of 12329286 is about 231.0180829531.

The spelling of 12329286 in words is "twelve million, three hundred twenty-nine thousand, two hundred eighty-six".