It is a semiprime because it is the product of two primes.
It is an unprimeable number.
864898 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2864898 is an apocalyptic number.
864898 is a wasteful number, since it uses less digits than its factorization.
864898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 432451.
The square root of 864898 is about 929.9989247306. The cubic root of 864898 is about 95.2770490572.
The spelling of 864898 in words is "eight hundred sixty-four thousand, eight hundred ninety-eight".