12279316 has 24 divisors (see below), whose sum is σ = 24978240. Its totient is φ = 5172672.

The previous prime is 12279313. The next prime is 12279341. The reversal of 12279316 is 61397221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12279313) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2065 + ... + 5368.

It is an arithmetic number, because the mean of its divisors is an integer number (1040760).

Almost surely, 2^12279316 is an apocalyptic number.

It is an amenable number.

12279316 is an abundant number, since it is smaller than the sum of its proper divisors (12698924).

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

12279316 is a wasteful number, since it uses less digits than its factorization.

12279316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7503 (or 7501 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 12279316 is about 3504.1854973731. The cubic root of 12279316 is about 230.7055586502.

The spelling of 12279316 in words is "twelve million, two hundred seventy-nine thousand, three hundred sixteen".