14420448 has 144 divisors (see below), whose sum is σ = 49061376. Its totient is φ = 3928320.

The previous prime is 14420431. The next prime is 14420459. The reversal of 14420448 is 84402441.

It is a happy number.

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

It is a congruent number.

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, 46213 + ... + 46523.

It is an arithmetic number, because the mean of its divisors is an integer number (340704).

Almost surely, 2^14420448 is an apocalyptic number.

14420448 is a gapful number since it is divisible by the number (18) 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 14420448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24530688).

14420448 is an abundant number, since it is smaller than the sum of its proper divisors (34640928).

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

14420448 is a wasteful number, since it uses less digits than its factorization.

14420448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

The square root of 14420448 is about 3797.4264969845. The cubic root of 14420448 is about 243.4031817163.

Adding to 14420448 its reverse (84402441), we get a palindrome (98822889).

The spelling of 14420448 in words is "fourteen million, four hundred twenty thousand, four hundred forty-eight".