984444489 has 16 divisors (see below), whose sum is σ = 1666784640. Its totient is φ = 562539600.

The previous prime is 984444431. The next prime is 984444497.

984444489 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 984444489 - 2¹⁶ = 984378953 is a prime.

It is a super-2 number, since 2×984444489² = 1938261903844942242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (984444289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2604162 + ... + 2604539.

It is an arithmetic number, because the mean of its divisors is an integer number (104174040).

Almost surely, 2^984444489 is an apocalyptic number.

It is an amenable number.

984444489 is a deficient number, since it is larger than the sum of its proper divisors (682340151).

984444489 is a wasteful number, since it uses less digits than its factorization.

984444489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5208717 (or 5208711 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The square root of 984444489 is about 31375.8583786962. The cubic root of 984444489 is about 994.7877088905.

The spelling of 984444489 in words is "nine hundred eighty-four million, four hundred forty-four thousand, four hundred eighty-nine".