4485389 has 2 divisors, whose sum is σ = 4485390. Its totient is φ = 4485388.

The previous prime is 4485379. The next prime is 4485409. The reversal of 4485389 is 9835844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3771364 + 714025 = 1942^2 + 845^2 .

It is a cyclic number.

It is not a de Polignac number, because 4485389 - 2¹² = 4481293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4485319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2242694 + 2242695.

It is an arithmetic number, because the mean of its divisors is an integer number (2242695).

Almost surely, 2^4485389 is an apocalyptic number.

It is an amenable number.

4485389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4485389 is an equidigital number, since it uses as much as digits as its factorization.

4485389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 41.

The square root of 4485389 is about 2117.8736978394. The cubic root of 4485389 is about 164.9174855254.

The spelling of 4485389 in words is "four million, four hundred eighty-five thousand, three hundred eighty-nine".