4330989 has 28 divisors (see below), whose sum is σ = 7008316. Its totient is φ = 2659392.

The previous prime is 4330987. The next prime is 4331009. The reversal of 4330989 is 9890334.

It can be written as a sum of positive squares in 2 ways, for example, as 2205225 + 2125764 = 1485^2 + 1458^2 .

It is not a de Polignac number, because 4330989 - 2¹ = 4330987 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4330987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 9249 + ... + 9705.

It is an arithmetic number, because the mean of its divisors is an integer number (250297).

Almost surely, 2^4330989 is an apocalyptic number.

It is an amenable number.

4330989 is a deficient number, since it is larger than the sum of its proper divisors (2677327).

4330989 is an equidigital number, since it uses as much as digits as its factorization.

4330989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 4330989 is about 2081.1028326347. The cubic root of 4330989 is about 163.0030360632.

The spelling of 4330989 in words is "four million, three hundred thirty thousand, nine hundred eighty-nine".