14091660 has 108 divisors (see below), whose sum is σ = 47056464. Its totient is φ = 3410880.

The previous prime is 14091631. The next prime is 14091661. The reversal of 14091660 is 6619041.

It is not an unprimeable number, because it can be changed into a prime (14091661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21457 + ... + 22103.

It is an arithmetic number, because the mean of its divisors is an integer number (435708).

Almost surely, 2^14091660 is an apocalyptic number.

14091660 is a gapful number since it is divisible by the number (10) 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 14091660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23528232).

14091660 is an abundant number, since it is smaller than the sum of its proper divisors (32964804).

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

14091660 is a wasteful number, since it uses less digits than its factorization.

14091660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 14091660 is about 3753.8859865478. The cubic root of 14091660 is about 241.5390675323.

The spelling of 14091660 in words is "fourteen million, ninety-one thousand, six hundred sixty".