4432989 has 8 divisors (see below), whose sum is σ = 6448032. Its totient is φ = 2686640.

The previous prime is 4432979. The next prime is 4433021. The reversal of 4432989 is 9892344.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4432989 - 2⁷ = 4432861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4432949) 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 7 ways as a sum of consecutive naturals, for example, 67134 + ... + 67199.

It is an arithmetic number, because the mean of its divisors is an integer number (806004).

Almost surely, 2^4432989 is an apocalyptic number.

It is an amenable number.

4432989 is a deficient number, since it is larger than the sum of its proper divisors (2015043).

4432989 is a wasteful number, since it uses less digits than its factorization.

4432989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134347.

The product of its digits is 62208, while the sum is 39.

The square root of 4432989 is about 2105.4664566314. The cubic root of 4432989 is about 164.2727589748.

It can be divided in two parts, 44 and 32989, that added together give a palindrome (33033).

The spelling of 4432989 in words is "four million, four hundred thirty-two thousand, nine hundred eighty-nine".