12982716 has 36 divisors (see below), whose sum is σ = 33520032. Its totient is φ = 4234944.

The previous prime is 12982709. The next prime is 12982729. The reversal of 12982716 is 61728921.

12982716 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2145 + ... + 5528.

It is an arithmetic number, because the mean of its divisors is an integer number (931112).

Almost surely, 2^12982716 is an apocalyptic number.

It is an amenable number.

12982716 is an abundant number, since it is smaller than the sum of its proper divisors (20537316).

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

12982716 is a wasteful number, since it uses less digits than its factorization.

12982716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7730 (or 7725 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 12982716 is about 3603.1536187068. The cubic root of 12982716 is about 235.0292162257.

The spelling of 12982716 in words is "twelve million, nine hundred eighty-two thousand, seven hundred sixteen".