13926386 has 8 divisors (see below), whose sum is σ = 21283884. Its totient is φ = 6831760.

The previous prime is 13926377. The next prime is 13926391. The reversal of 13926386 is 68362931.

It can be written as a sum of positive squares in 2 ways, for example, as 12117361 + 1809025 = 3481^2 + 1345^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65585 + ... + 65796.

Almost surely, 2^13926386 is an apocalyptic number.

13926386 is a deficient number, since it is larger than the sum of its proper divisors (7357498).

13926386 is a wasteful number, since it uses less digits than its factorization.

13926386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131436.

The product of its digits is 46656, while the sum is 38.

The square root of 13926386 is about 3731.8073369347. The cubic root of 13926386 is about 240.5910547719.

The spelling of 13926386 in words is "thirteen million, nine hundred twenty-six thousand, three hundred eighty-six".