13984976 has 20 divisors (see below), whose sum is σ = 27727392. Its totient is φ = 6829536.

The previous prime is 13984961. The next prime is 13984979. The reversal of 13984976 is 67948931.

It is a self number, because there is not a number n which added to its sum of digits gives 13984976.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13984979) 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 3 ways as a sum of consecutive naturals, for example, 9476 + ... + 10851.

Almost surely, 2^13984976 is an apocalyptic number.

13984976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13984976 is a deficient number, since it is larger than the sum of its proper divisors (13742416).

13984976 is a wasteful number, since it uses less digits than its factorization.

13984976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20378 (or 20372 counting only the distinct ones).

The product of its digits is 326592, while the sum is 47.

The square root of 13984976 is about 3739.6491814073. The cubic root of 13984976 is about 240.9279813272.

The spelling of 13984976 in words is "thirteen million, nine hundred eighty-four thousand, nine hundred seventy-six".