13986576 has 120 divisors (see below), whose sum is σ = 42247296. Its totient is φ = 4308480.

The previous prime is 13986571. The next prime is 13986587. The reversal of 13986576 is 67568931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13986571) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 135741 + ... + 135843.

Almost surely, 2^13986576 is an apocalyptic number.

13986576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13986576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21123648).

13986576 is an abundant number, since it is smaller than the sum of its proper divisors (28260720).

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

13986576 is a wasteful number, since it uses less digits than its factorization.

13986576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 172 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 13986576 is about 3739.8630990987. The cubic root of 13986576 is about 240.9371690458.

The spelling of 13986576 in words is "thirteen million, nine hundred eighty-six thousand, five hundred seventy-six".