889379136 has 112 divisors (see below), whose sum is σ = 2644444800. Its totient is φ = 293078016.

The previous prime is 889379087. The next prime is 889379149. The reversal of 889379136 is 631973988.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150901 + ... + 156683.

Almost surely, 2^889379136 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 889379136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1322222400).

889379136 is an abundant number, since it is smaller than the sum of its proper divisors (1755065664).

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

889379136 is a wasteful number, since it uses less digits than its factorization.

889379136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5893 (or 5877 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 889379136 is about 29822.4602606827. The cubic root of 889379136 is about 961.6764457227.

The spelling of 889379136 in words is "eight hundred eighty-nine million, three hundred seventy-nine thousand, one hundred thirty-six".