4441145 has 8 divisors (see below), whose sum is σ = 5384904. Its totient is φ = 3515904.

The previous prime is 4441133. The next prime is 4441159. The reversal of 4441145 is 5411444.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 35344 + 4405801 = 188^2 + 2099^2 .

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 4441145 - 2¹⁸ = 4179001 is a prime.

It is a super-2 number, since 2×4441145² = 39447537822050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4441145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4094 + ... + 5063.

It is an arithmetic number, because the mean of its divisors is an integer number (673113).

Almost surely, 2^4441145 is an apocalyptic number.

It is an amenable number.

4441145 is a deficient number, since it is larger than the sum of its proper divisors (943759).

4441145 is an equidigital number, since it uses as much as digits as its factorization.

4441145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9259.

The product of its digits is 1280, while the sum is 23.

The square root of 4441145 is about 2107.4024295326. The cubic root of 4441145 is about 164.3734425679.

Adding to 4441145 its reverse (5411444), we get a palindrome (9852589).

Subtracting 4441145 from its reverse (5411444), we obtain a cube (970299 = 99³).

The spelling of 4441145 in words is "four million, four hundred forty-one thousand, one hundred forty-five".