13986136 has 8 divisors (see below), whose sum is σ = 26224020. Its totient is φ = 6993064.

The previous prime is 13986113. The next prime is 13986157. The reversal of 13986136 is 63168931.

13986136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13986136² = 391224000420992, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 13986095 and 13986104.

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, 874126 + ... + 874141.

Almost surely, 2^13986136 is an apocalyptic number.

It is an amenable number.

13986136 is a deficient number, since it is larger than the sum of its proper divisors (12237884).

13986136 is a wasteful number, since it uses less digits than its factorization.

13986136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748273 (or 1748269 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 13986136 is about 3739.8042729533. The cubic root of 13986136 is about 240.9346424930.

The spelling of 13986136 in words is "thirteen million, nine hundred eighty-six thousand, one hundred thirty-six".