13927984 has 40 divisors (see below), whose sum is σ = 31683488. Its totient is φ = 5806080.

The previous prime is 13927961. The next prime is 13927993. The reversal of 13927984 is 48972931.

It is a self number, because there is not a number n which added to its sum of digits gives 13927984.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2464 + ... + 5824.

Almost surely, 2^13927984 is an apocalyptic number.

13927984 is a gapful number since it is divisible by the number (14) 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 13927984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15841744).

13927984 is an abundant number, since it is smaller than the sum of its proper divisors (17755504).

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

13927984 is a wasteful number, since it uses less digits than its factorization.

13927984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3413 (or 3407 counting only the distinct ones).

The product of its digits is 108864, while the sum is 43.

The square root of 13927984 is about 3732.0214361657. The cubic root of 13927984 is about 240.6002567238.

The spelling of 13927984 in words is "thirteen million, nine hundred twenty-seven thousand, nine hundred eighty-four".