441144589 has 4 divisors (see below), whose sum is σ = 441226656. Its totient is φ = 441062524.

The previous prime is 441144563. The next prime is 441144617. The reversal of 441144589 is 985441144.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441144589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441144559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32359 + ... + 43924.

It is an arithmetic number, because the mean of its divisors is an integer number (110306664).

Almost surely, 2^441144589 is an apocalyptic number.

It is an amenable number.

441144589 is a deficient number, since it is larger than the sum of its proper divisors (82067).

441144589 is an equidigital number, since it uses as much as digits as its factorization.

441144589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82066.

The product of its digits is 92160, while the sum is 40.

The square root of 441144589 is about 21003.4423131067. The cubic root of 441144589 is about 761.2494389122.

The spelling of 441144589 in words is "four hundred forty-one million, one hundred forty-four thousand, five hundred eighty-nine".