14201660 has 24 divisors (see below), whose sum is σ = 32535216. Its totient is φ = 5164160.

The previous prime is 14201657. The next prime is 14201687. The reversal of 14201660 is 6610241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 32057 + ... + 32496.

It is an arithmetic number, because the mean of its divisors is an integer number (1355634).

Almost surely, 2^14201660 is an apocalyptic number.

14201660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14201660 is an abundant number, since it is smaller than the sum of its proper divisors (18333556).

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

14201660 is a wasteful number, since it uses less digits than its factorization.

14201660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64573 (or 64571 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 14201660 is about 3768.5089889769. The cubic root of 14201660 is about 242.1659267777.

The spelling of 14201660 in words is "fourteen million, two hundred one thousand, six hundred sixty".