12387712 has 16 divisors (see below), whose sum is σ = 24678900. Its totient is φ = 6193792.

The previous prime is 12387709. The next prime is 12387733. The reversal of 12387712 is 21778321.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48262 + ... + 48517.

Almost surely, 2^12387712 is an apocalyptic number.

It is an amenable number.

12387712 is a deficient number, since it is larger than the sum of its proper divisors (12291188).

12387712 is an frugal number, since it uses more digits than its factorization.

12387712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96793 (or 96781 counting only the distinct ones).

The product of its digits is 4704, while the sum is 31.

The square root of 12387712 is about 3519.6181611078. The cubic root of 12387712 is about 231.3824240805.

The spelling of 12387712 in words is "twelve million, three hundred eighty-seven thousand, seven hundred twelve".