13996386 has 24 divisors (see below), whose sum is σ = 31372380. Its totient is φ = 4504416.

The previous prime is 13996379. The next prime is 13996391. The reversal of 13996386 is 68369931.

13996386 is a `hidden beast` number, since 1 + 3 + 9 + 9 + 638 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13727025 + 269361 = 3705^2 + 519^2 .

It is a Curzon 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 11 ways as a sum of consecutive naturals, for example, 12885 + ... + 13928.

Almost surely, 2^13996386 is an apocalyptic number.

13996386 is an abundant number, since it is smaller than the sum of its proper divisors (17375994).

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

13996386 is a wasteful number, since it uses less digits than its factorization.

13996386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26850 (or 26847 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 13996386 is about 3741.1744145388. The cubic root of 13996386 is about 240.9934859324.

The spelling of 13996386 in words is "thirteen million, nine hundred ninety-six thousand, three hundred eighty-six".