4480320 has 112 divisors (see below), whose sum is σ = 15361920. Its totient is φ = 1099776.

The previous prime is 4480319. The next prime is 4480339. The reversal of 4480320 is 230844.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12301 + ... + 12659.

It is an arithmetic number, because the mean of its divisors is an integer number (137160).

Almost surely, 2^4480320 is an apocalyptic number.

4480320 is a gapful number since it is divisible by the number (40) 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 4480320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7680960).

4480320 is an abundant number, since it is smaller than the sum of its proper divisors (10881600).

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

4480320 is a wasteful number, since it uses less digits than its factorization.

4480320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 382 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4480320 is about 2116.6766403964. The cubic root of 4480320 is about 164.8553369325.

The spelling of 4480320 in words is "four million, four hundred eighty thousand, three hundred twenty".