12927864 has 32 divisors (see below), whose sum is σ = 33073920. Its totient is φ = 4208736.

The previous prime is 12927853. The next prime is 12927883. The reversal of 12927864 is 46872921.

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 7 ways as a sum of consecutive naturals, for example, 5232 + ... + 7295.

It is an arithmetic number, because the mean of its divisors is an integer number (1033560).

Almost surely, 2^12927864 is an apocalyptic number.

It is an amenable number.

12927864 is an abundant number, since it is smaller than the sum of its proper divisors (20146056).

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

12927864 is a wasteful number, since it uses less digits than its factorization.

12927864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12579 (or 12575 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 12927864 is about 3595.5338963776. The cubic root of 12927864 is about 234.6977493406.

The spelling of 12927864 in words is "twelve million, nine hundred twenty-seven thousand, eight hundred sixty-four".