14447520 has 144 divisors (see below), whose sum is σ = 50319360. Its totient is φ = 3773952.

The previous prime is 14447513. The next prime is 14447533. The reversal of 14447520 is 2574441.

14447520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113697 + ... + 113823.

It is an arithmetic number, because the mean of its divisors is an integer number (349440).

Almost surely, 2^14447520 is an apocalyptic number.

14447520 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 14447520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25159680).

14447520 is an abundant number, since it is smaller than the sum of its proper divisors (35871840).

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

14447520 is a wasteful number, since it uses less digits than its factorization.

14447520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 14447520 is about 3800.9893448943. The cubic root of 14447520 is about 243.5554028707. Note that the first 3 decimals are identical.

The spelling of 14447520 in words is "fourteen million, four hundred forty-seven thousand, five hundred twenty".