14343140 has 24 divisors (see below), whose sum is σ = 34423872. Its totient is φ = 4917600.

The previous prime is 14343103. The next prime is 14343143. The reversal of 14343140 is 4134341.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (14343143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51086 + ... + 51365.

It is an arithmetic number, because the mean of its divisors is an integer number (1434328).

Almost surely, 2^14343140 is an apocalyptic number.

14343140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14343140 is an abundant number, since it is smaller than the sum of its proper divisors (20080732).

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

14343140 is a wasteful number, since it uses less digits than its factorization.

14343140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102467 (or 102465 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 14343140 is about 3787.2338190294. The cubic root of 14343140 is about 242.9674407538.

Adding to 14343140 its reverse (4134341), we get a palindrome (18477481).

The spelling of 14343140 in words is "fourteen million, three hundred forty-three thousand, one hundred forty".