14405216 has 36 divisors (see below), whose sum is σ = 32994108. Its totient is φ = 6172992.

The previous prime is 14405213. The next prime is 14405233. The reversal of 14405216 is 61250441.

It is a junction number, because it is equal to n+sod(n) for n = 14405191 and 14405200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14405213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3026 + ... + 6161.

It is an arithmetic number, because the mean of its divisors is an integer number (916503).

Almost surely, 2^14405216 is an apocalyptic number.

14405216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14405216 is an abundant number, since it is smaller than the sum of its proper divisors (18588892).

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

14405216 is an equidigital number, since it uses as much as digits as its factorization.

14405216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9211 (or 9196 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 14405216 is about 3795.4203983222. The cubic root of 14405216 is about 243.3174510599.

Adding to 14405216 its reverse (61250441), we get a palindrome (75655657).

The spelling of 14405216 in words is "fourteen million, four hundred five thousand, two hundred sixteen".