889744 has 10 divisors (see below), whose sum is σ = 1723910. Its totient is φ = 444864.

The previous prime is 889727. The next prime is 889747. The reversal of 889744 is 447988.

It can be written as a sum of positive squares in only one way, i.e., 659344 + 230400 = 812^2 + 480^2 .

It is a d-powerful number, because it can be written as 8 + 8³ + 7⁷ + 9² + 4³ + 4⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 889697 and 889706.

It is not an unprimeable number, because it can be changed into a prime (889747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27789 + ... + 27820.

It is an arithmetic number, because the mean of its divisors is an integer number (172391).

2⁸⁸⁹⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

889744 is a deficient number, since it is larger than the sum of its proper divisors (834166).

889744 is a wasteful number, since it uses less digits than its factorization.

889744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55617 (or 55611 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 889744 is about 943.2624237189. The cubic root of 889744 is about 96.1807935631.

The spelling of 889744 in words is "eight hundred eighty-nine thousand, seven hundred forty-four".