12969716 has 6 divisors (see below), whose sum is σ = 22697010. Its totient is φ = 6484856.

The previous prime is 12969709. The next prime is 12969731. The reversal of 12969716 is 61796921.

It can be written as a sum of positive squares in only one way, i.e., 8726116 + 4243600 = 2954^2 + 2060^2 .

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, 1621211 + ... + 1621218.

It is an arithmetic number, because the mean of its divisors is an integer number (3782835).

Almost surely, 2^12969716 is an apocalyptic number.

It is an amenable number.

12969716 is a deficient number, since it is larger than the sum of its proper divisors (9727294).

12969716 is a wasteful number, since it uses less digits than its factorization.

12969716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242433 (or 3242431 counting only the distinct ones).

The product of its digits is 40824, while the sum is 41.

The square root of 12969716 is about 3601.3491916225. The cubic root of 12969716 is about 234.9507426563.

The spelling of 12969716 in words is "twelve million, nine hundred sixty-nine thousand, seven hundred sixteen".