4440561 has 8 divisors (see below), whose sum is σ = 5973600. Its totient is φ = 2933952.

The previous prime is 4440529. The next prime is 4440571. The reversal of 4440561 is 1650444.

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

It is not a de Polignac number, because 4440561 - 2⁵ = 4440529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4440521) 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, 6211 + ... + 6888.

It is an arithmetic number, because the mean of its divisors is an integer number (746700).

Almost surely, 2^4440561 is an apocalyptic number.

It is an amenable number.

4440561 is a deficient number, since it is larger than the sum of its proper divisors (1533039).

4440561 is a wasteful number, since it uses less digits than its factorization.

4440561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13215.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4440561 is about 2107.2638657748. The cubic root of 4440561 is about 164.3662373465.

The spelling of 4440561 in words is "four million, four hundred forty thousand, five hundred sixty-one".