14401408 has 32 divisors (see below), whose sum is σ = 32790960. Its totient is φ = 6171648.

The previous prime is 14401403. The next prime is 14401421. The reversal of 14401408 is 80410441.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14401403) 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, 7141 + ... + 8932.

Almost surely, 2^14401408 is an apocalyptic number.

It is an amenable number.

14401408 is an abundant number, since it is smaller than the sum of its proper divisors (18389552).

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

14401408 is an equidigital number, since it uses as much as digits as its factorization.

14401408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16094 (or 16082 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 14401408 is about 3794.9187079567. The cubic root of 14401408 is about 243.2960089538.

Adding to 14401408 its reverse (80410441), we get a palindrome (94811849).

The spelling of 14401408 in words is "fourteen million, four hundred one thousand, four hundred eight".