4450489 has 2 divisors, whose sum is σ = 4450490. Its totient is φ = 4450488.

The previous prime is 4450487. The next prime is 4450507. The reversal of 4450489 is 9840544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3258025 + 1192464 = 1805^2 + 1092^2 .

It is a cyclic number.

It is not a de Polignac number, because 4450489 - 2¹ = 4450487 is a prime.

Together with 4450487, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4450487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225244 + 2225245.

It is an arithmetic number, because the mean of its divisors is an integer number (2225245).

Almost surely, 2^4450489 is an apocalyptic number.

It is an amenable number.

4450489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4450489 is an equidigital number, since it uses as much as digits as its factorization.

4450489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 4450489 is about 2109.6182119047. The cubic root of 4450489 is about 164.4886403035.

The spelling of 4450489 in words is "four million, four hundred fifty thousand, four hundred eighty-nine".