13896986 has 8 divisors (see below), whose sum is σ = 20891520. Its totient is φ = 6933148.

The previous prime is 13896979. The next prime is 13896989. The reversal of 13896986 is 68969831.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13896989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6506 + ... + 8373.

It is an arithmetic number, because the mean of its divisors is an integer number (2611440).

Almost surely, 2^13896986 is an apocalyptic number.

13896986 is a deficient number, since it is larger than the sum of its proper divisors (6994534).

13896986 is a wasteful number, since it uses less digits than its factorization.

13896986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15348.

The product of its digits is 559872, while the sum is 50.

The square root of 13896986 is about 3727.8661456656. The cubic root of 13896986 is about 240.4216315300.

The spelling of 13896986 in words is "thirteen million, eight hundred ninety-six thousand, nine hundred eighty-six".