14004440 has 16 divisors (see below), whose sum is σ = 31510080. Its totient is φ = 5601760.

The previous prime is 14004439. The next prime is 14004443. The reversal of 14004440 is 4440041.

14004440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×14004440² = 392248679427200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14004443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175016 + ... + 175095.

It is an arithmetic number, because the mean of its divisors is an integer number (1969380).

Almost surely, 2^14004440 is an apocalyptic number.

14004440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14004440 is an abundant number, since it is smaller than the sum of its proper divisors (17505640).

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

14004440 is a wasteful number, since it uses less digits than its factorization.

14004440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350122 (or 350118 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 14004440 is about 3742.2506596966. The cubic root of 14004440 is about 241.0397023713.

Adding to 14004440 its reverse (4440041), we get a palindrome (18444481).

The spelling of 14004440 in words is "fourteen million, four thousand, four hundred forty".