12929212 has 12 divisors (see below), whose sum is σ = 22850856. Its totient is φ = 6400400.

The previous prime is 12929209. The next prime is 12929221. The reversal of 12929212 is 21292921.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15598 + ... + 16405.

It is an arithmetic number, because the mean of its divisors is an integer number (1904238).

Almost surely, 2^12929212 is an apocalyptic number.

It is an amenable number.

12929212 is a deficient number, since it is larger than the sum of its proper divisors (9921644).

12929212 is a wasteful number, since it uses less digits than its factorization.

12929212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32108 (or 32106 counting only the distinct ones).

The product of its digits is 1296, while the sum is 28.

The square root of 12929212 is about 3595.7213462670. The cubic root of 12929212 is about 234.7059064389.

The spelling of 12929212 in words is "twelve million, nine hundred twenty-nine thousand, two hundred twelve".