12864316 has 6 divisors (see below), whose sum is σ = 22512560. Its totient is φ = 6432156.

The previous prime is 12864307. The next prime is 12864329. The reversal of 12864316 is 61346821.

It is a happy number.

It is a super-2 number, since 2×12864316² = 330981252295712, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 1608036 + ... + 1608043.

Almost surely, 2^12864316 is an apocalyptic number.

It is an amenable number.

12864316 is a deficient number, since it is larger than the sum of its proper divisors (9648244).

12864316 is a wasteful number, since it uses less digits than its factorization.

12864316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3216083 (or 3216081 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 12864316 is about 3586.6859355121. The cubic root of 12864316 is about 234.3125586787.

The spelling of 12864316 in words is "twelve million, eight hundred sixty-four thousand, three hundred sixteen".