4439145 has 8 divisors (see below), whose sum is σ = 7102656. Its totient is φ = 2367536.

The previous prime is 4439143. The next prime is 4439167. The reversal of 4439145 is 5419344.

4439145 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4439145 - 2¹ = 4439143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4439143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147957 + ... + 147986.

It is an arithmetic number, because the mean of its divisors is an integer number (887832).

Almost surely, 2^4439145 is an apocalyptic number.

It is an amenable number.

4439145 is a deficient number, since it is larger than the sum of its proper divisors (2663511).

4439145 is a wasteful number, since it uses less digits than its factorization.

4439145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295951.

The product of its digits is 8640, while the sum is 30.

The square root of 4439145 is about 2106.9278582809. The cubic root of 4439145 is about 164.3487645291.

The spelling of 4439145 in words is "four million, four hundred thirty-nine thousand, one hundred forty-five".