889714784 has 48 divisors (see below), whose sum is σ = 2010355200. Its totient is φ = 379688064.

The previous prime is 889714783. The next prime is 889714817. The reversal of 889714784 is 487417988.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889714783) 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, 45227 + ... + 61845.

It is an arithmetic number, because the mean of its divisors is an integer number (41882400).

Almost surely, 2^889714784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889714784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1005177600).

889714784 is an abundant number, since it is smaller than the sum of its proper divisors (1120640416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

889714784 is a wasteful number, since it uses less digits than its factorization.

889714784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16875 (or 16867 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 56.

The square root of 889714784 is about 29828.0871662934. The cubic root of 889714784 is about 961.7974080754.

The spelling of 889714784 in words is "eight hundred eighty-nine million, seven hundred fourteen thousand, seven hundred eighty-four".