14240140 has 12 divisors (see below), whose sum is σ = 29904336. Its totient is φ = 5696048.

The previous prime is 14240137. The next prime is 14240159. The reversal of 14240140 is 4104241.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 355984 + ... + 356023.

It is an arithmetic number, because the mean of its divisors is an integer number (2492028).

Almost surely, 2^14240140 is an apocalyptic number.

14240140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14240140 is an abundant number, since it is smaller than the sum of its proper divisors (15664196).

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

14240140 is a wasteful number, since it uses less digits than its factorization.

14240140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712016 (or 712014 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 14240140 is about 3773.6110027399. The cubic root of 14240140 is about 242.3844491471.

Adding to 14240140 its reverse (4104241), we get a palindrome (18344381).

The spelling of 14240140 in words is "fourteen million, two hundred forty thousand, one hundred forty".