984489 has 8 divisors (see below), whose sum is σ = 1432032. Its totient is φ = 596640.

The previous prime is 984481. The next prime is 984491.

984489 is nontrivially palindromic in base 10.

984489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 984489 - 2³ = 984481 is a prime.

It is a super-2 number, since 2×984489² = 1938437182242, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 984489.

It is not an unprimeable number, because it can be changed into a prime (984481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14884 + ... + 14949.

It is an arithmetic number, because the mean of its divisors is an integer number (179004).

2⁹⁸⁴⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

984489 is a deficient number, since it is larger than the sum of its proper divisors (447543).

984489 is a wasteful number, since it uses less digits than its factorization.

984489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29847.

The product of its digits is 82944, while the sum is 42.

The square root of 984489 is about 992.2141905859. The cubic root of 984489 is about 99.4802701552.

The spelling of 984489 in words is "nine hundred eighty-four thousand, four hundred eighty-nine".