14199966 has 48 divisors (see below), whose sum is σ = 34734960. Its totient is φ = 4152960.

The previous prime is 14199959. The next prime is 14199967. The reversal of 14199966 is 66999141.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14199967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4506 + ... + 6978.

It is an arithmetic number, because the mean of its divisors is an integer number (723645).

Almost surely, 2^14199966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14199966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17367480).

14199966 is an abundant number, since it is smaller than the sum of its proper divisors (20534994).

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

14199966 is a wasteful number, since it uses less digits than its factorization.

14199966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521 (or 2518 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 14199966 is about 3768.2842249491. The cubic root of 14199966 is about 242.1562977298.

The spelling of 14199966 in words is "fourteen million, one hundred ninety-nine thousand, nine hundred sixty-six".