4489138 has 8 divisors (see below), whose sum is σ = 6815088. Its totient is φ = 2217444.

The previous prime is 4489129. The next prime is 4489159. The reversal of 4489138 is 8319844.

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

It is a junction number, because it is equal to n+sod(n) for n = 4489097 and 4489106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13356 + ... + 13687.

It is an arithmetic number, because the mean of its divisors is an integer number (851886).

Almost surely, 2^4489138 is an apocalyptic number.

4489138 is a deficient number, since it is larger than the sum of its proper divisors (2325950).

4489138 is a wasteful number, since it uses less digits than its factorization.

4489138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27128.

The product of its digits is 27648, while the sum is 37.

The square root of 4489138 is about 2118.7585988026. The cubic root of 4489138 is about 164.9634201126.

The spelling of 4489138 in words is "four million, four hundred eighty-nine thousand, one hundred thirty-eight".