It is an unprimeable number.
Almost surely, 289000640 is an apocalyptic number.
89000640 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89000640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157002480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89000640 is a wasteful number, since it uses less digits than its factorization.
89000640 is an evil number, because the sum of its binary digits is even.
The square root of 89000640 is about 9434.0150519278. The cubic root of 89000640 is about 446.4755797570.
The spelling of 89000640 in words is "eighty-nine million, six hundred forty", and thus it is an aban number.