13984406 has 8 divisors (see below), whose sum is σ = 21019824. Its totient is φ = 6977800.

The previous prime is 13984363. The next prime is 13984429. The reversal of 13984406 is 60448931.

13984406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×13984406² = 391127222345672, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5945 + ... + 7956.

It is an arithmetic number, because the mean of its divisors is an integer number (2627478).

Almost surely, 2^13984406 is an apocalyptic number.

13984406 is a deficient number, since it is larger than the sum of its proper divisors (7035418).

13984406 is a wasteful number, since it uses less digits than its factorization.

13984406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14406.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 13984406 is about 3739.5729702735. The cubic root of 13984406 is about 240.9247080332.

The spelling of 13984406 in words is "thirteen million, nine hundred eighty-four thousand, four hundred six".