4482721 has 2 divisors, whose sum is σ = 4482722. Its totient is φ = 4482720.

The previous prime is 4482703. The next prime is 4482739. The reversal of 4482721 is 1272844.

It is a balanced prime because it is at equal distance from previous prime (4482703) and next prime (4482739).

It can be written as a sum of positive squares in only one way, i.e., 4243600 + 239121 = 2060^2 + 489^2 .

It is a cyclic number.

It is not a de Polignac number, because 4482721 - 2⁷ = 4482593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4482721.

It is not a weakly prime, because it can be changed into another prime (4482701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2241360 + 2241361.

It is an arithmetic number, because the mean of its divisors is an integer number (2241361).

Almost surely, 2^4482721 is an apocalyptic number.

It is an amenable number.

4482721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4482721 is an equidigital number, since it uses as much as digits as its factorization.

4482721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 28.

The square root of 4482721 is about 2117.2437271132. The cubic root of 4482721 is about 164.8847802892.

The spelling of 4482721 in words is "four million, four hundred eighty-two thousand, seven hundred twenty-one".