Adding to 77000 its reverse (77), we get a palindrome (77077).
77000 divided by its reverse (77) gives a cube (1000 = 103).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a nialpdrome in base 5 and base 10.
It is a zygodrome in base 10.
77000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
277000 is an apocalyptic number.
77000 is a gapful number since it is divisible by the number (70) 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 77000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
77000 is a wasteful number, since it uses less digits than its factorization.
77000 is an odious number, because the sum of its binary digits is odd.
The square root of 77000 is about 277.4887385102. The cubic root of 77000 is about 42.5432086512.
The spelling of 77000 in words is "seventy-seven thousand", and thus it is an iban number.