4443361 has 8 divisors (see below), whose sum is σ = 4876200. Its totient is φ = 4023552.

The previous prime is 4443353. The next prime is 4443371. The reversal of 4443361 is 1633444.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1488400 + 2954961 = 1220^2 + 1719^2 .

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

It is not a de Polignac number, because 4443361 - 2³ = 4443353 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4443311) 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, 2536 + ... + 3913.

It is an arithmetic number, because the mean of its divisors is an integer number (609525).

Almost surely, 2^4443361 is an apocalyptic number.

It is an amenable number.

4443361 is a deficient number, since it is larger than the sum of its proper divisors (432839).

4443361 is a wasteful number, since it uses less digits than its factorization.

4443361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6515.

The product of its digits is 3456, while the sum is 25.

The square root of 4443361 is about 2107.9281297046. The cubic root of 4443361 is about 164.4007771841.

The spelling of 4443361 in words is "four million, four hundred forty-three thousand, three hundred sixty-one".