14340040 has 128 divisors (see below), whose sum is σ = 39916800. Its totient is φ = 4561920.

The previous prime is 14340019. The next prime is 14340043. The reversal of 14340040 is 4004341.

It is a junction number, because it is equal to n+sod(n) for n = 14339996 and 14340023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14340043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131506 + ... + 131614.

It is an arithmetic number, because the mean of its divisors is an integer number (311850).

Almost surely, 2^14340040 is an apocalyptic number.

14340040 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 14340040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19958400).

14340040 is an abundant number, since it is smaller than the sum of its proper divisors (25576760).

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

14340040 is a wasteful number, since it uses less digits than its factorization.

14340040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 14340040 is about 3786.8245272259. The cubic root of 14340040 is about 242.9499352114.

Adding to 14340040 its reverse (4004341), we get a palindrome (18344381).

The spelling of 14340040 in words is "fourteen million, three hundred forty thousand, forty".