It is a happy number.
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 10.
It is a congruent number.
700000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2700000 is an apocalyptic number.
700000 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 700000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (984312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
700000 is an frugal number, since it uses more digits than its factorization.
700000 is an odious number, because the sum of its binary digits is odd.
The square root of 700000 is about 836.6600265341. The cubic root of 700000 is about 88.7904001743.
The spelling of 700000 in words is "seven hundred thousand", and thus it is an iban number.