12479812 has 12 divisors (see below), whose sum is σ = 22147776. Its totient is φ = 6151880.

The previous prime is 12479809. The next prime is 12479839. The reversal of 12479812 is 21897421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21688 + ... + 22255.

It is an arithmetic number, because the mean of its divisors is an integer number (1845648).

Almost surely, 2^12479812 is an apocalyptic number.

It is an amenable number.

12479812 is a deficient number, since it is larger than the sum of its proper divisors (9667964).

12479812 is a wasteful number, since it uses less digits than its factorization.

12479812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44018 (or 44016 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 12479812 is about 3532.6777379206. The cubic root of 12479812 is about 231.9544351658.

The spelling of 12479812 in words is "twelve million, four hundred seventy-nine thousand, eight hundred twelve".