889449 has 8 divisors (see below), whose sum is σ = 1293792. Its totient is φ = 539040.

The previous prime is 889439. The next prime is 889453. The reversal of 889449 is 944988.

889449 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 889449 - 2¹¹ = 887401 is a prime.

It is a super-2 number, since 2×889449² = 1582239047202, which contains 22 as substring.

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 889449.

It is not an unprimeable number, because it can be changed into a prime (889429) 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, 13444 + ... + 13509.

It is an arithmetic number, because the mean of its divisors is an integer number (161724).

2⁸⁸⁹⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

889449 is a deficient number, since it is larger than the sum of its proper divisors (404343).

889449 is a wasteful number, since it uses less digits than its factorization.

889449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26967.

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

The square root of 889449 is about 943.1060385768. The cubic root of 889449 is about 96.1701626136.

The spelling of 889449 in words is "eight hundred eighty-nine thousand, four hundred forty-nine".