4320448 has 84 divisors (see below), whose sum is σ = 10451592. Its totient is φ = 1751040.

The previous prime is 4320443. The next prime is 4320461. The reversal of 4320448 is 8440234.

It is not an unprimeable number, because it can be changed into a prime (4320443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227383 + ... + 227401.

Almost surely, 2^4320448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4320448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5225796).

4320448 is an abundant number, since it is smaller than the sum of its proper divisors (6131144).

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

4320448 is a wasteful number, since it uses less digits than its factorization.

4320448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4320448 is about 2078.5687383390. The cubic root of 4320448 is about 162.8706867043.

The spelling of 4320448 in words is "four million, three hundred twenty thousand, four hundred forty-eight".