4481720 has 32 divisors (see below), whose sum is σ = 10616400. Its totient is φ = 1698048.

The previous prime is 4481717. The next prime is 4481723. The reversal of 4481720 is 271844.

4481720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4481717) and next prime (4481723).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4481720.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4481723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2189 + ... + 3708.

Almost surely, 2^4481720 is an apocalyptic number.

4481720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4481720 is an abundant number, since it is smaller than the sum of its proper divisors (6134680).

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

4481720 is a wasteful number, since it uses less digits than its factorization.

4481720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5927 (or 5923 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 4481720 is about 2117.0073216690. The cubic root of 4481720 is about 164.8725063487.

The spelling of 4481720 in words is "four million, four hundred eighty-one thousand, seven hundred twenty".