13397716 has 6 divisors (see below), whose sum is σ = 23446010. Its totient is φ = 6698856.

The previous prime is 13397701. The next prime is 13397719. The reversal of 13397716 is 61779331.

It can be written as a sum of positive squares in only one way, i.e., 13395600 + 2116 = 3660^2 + 46^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13397719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1674711 + ... + 1674718.

Almost surely, 2^13397716 is an apocalyptic number.

It is an amenable number.

13397716 is a deficient number, since it is larger than the sum of its proper divisors (10048294).

13397716 is a wasteful number, since it uses less digits than its factorization.

13397716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349433 (or 3349431 counting only the distinct ones).

The product of its digits is 23814, while the sum is 37.

The square root of 13397716 is about 3660.2890596236. The cubic root of 13397716 is about 237.5072780780.

The spelling of 13397716 in words is "thirteen million, three hundred ninety-seven thousand, seven hundred sixteen".