4327489 has 2 divisors, whose sum is σ = 4327490. Its totient is φ = 4327488.

The previous prime is 4327481. The next prime is 4327493. The reversal of 4327489 is 9847234.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4326400 + 1089 = 2080^2 + 33^2 .

It is a cyclic number.

It is not a de Polignac number, because 4327489 - 2³ = 4327481 is a prime.

It is a super-2 number, since 2×4327489² = 37454322090242, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁵ + 3⁶ + 2¹⁷ + 7³ + 4¹¹ + 8 + 9 .

It is not a weakly prime, because it can be changed into another prime (4327481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2163744 + 2163745.

It is an arithmetic number, because the mean of its divisors is an integer number (2163745).

Almost surely, 2^4327489 is an apocalyptic number.

It is an amenable number.

4327489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4327489 is an equidigital number, since it uses as much as digits as its factorization.

4327489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 4327489 is about 2080.2617623751. The cubic root of 4327489 is about 162.9591150422.

It can be divided in two parts, 432 and 7489, that added together give a square (7921 = 89²).

The spelling of 4327489 in words is "four million, three hundred twenty-seven thousand, four hundred eighty-nine".