14003994 has 8 divisors (see below), whose sum is σ = 28008000. Its totient is φ = 4667996.

The previous prime is 14003981. The next prime is 14004041. The reversal of 14003994 is 49930041.

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

14003994 is an admirable number.

It is a super-2 number, since 2×14003994² = 392223695904072, which contains 22 as substring.

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, 1166994 + ... + 1167005.

It is an arithmetic number, because the mean of its divisors is an integer number (3501000).

Almost surely, 2^14003994 is an apocalyptic number.

14003994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

14003994 is a wasteful number, since it uses less digits than its factorization.

14003994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334004.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 14003994 is about 3742.1910694137. The cubic root of 14003994 is about 241.0371435436.

The spelling of 14003994 in words is "fourteen million, three thousand, nine hundred ninety-four".