14005408 has 24 divisors (see below), whose sum is σ = 27658260. Its totient is φ = 6981120.

The previous prime is 14005403. The next prime is 14005423. The reversal of 14005408 is 80450041.

It can be written as a sum of positive squares in 2 ways, for example, as 13630864 + 374544 = 3692^2 + 612^2 .

It is not an unprimeable number, because it can be changed into a prime (14005403) 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 3 ways as a sum of consecutive naturals, for example, 16908 + ... + 17716.

Almost surely, 2^14005408 is an apocalyptic number.

It is an amenable number.

14005408 is a deficient number, since it is larger than the sum of its proper divisors (13652852).

14005408 is an equidigital number, since it uses as much as digits as its factorization.

14005408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 14005408 is about 3742.3799913958. The cubic root of 14005408 is about 241.0452558733.

Adding to 14005408 its reverse (80450041), we get a palindrome (94455449).

The spelling of 14005408 in words is "fourteen million, five thousand, four hundred eight".