It is a nialpdrome in base 10.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 97740.
It is an unprimeable number.
297740 is an apocalyptic number.
97740 is a gapful number since it is divisible by the number (90) 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 97740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97740 is a wasteful number, since it uses less digits than its factorization.
97740 is an odious number, because the sum of its binary digits is odd.
The square root of 97740 is about 312.6339712827. The cubic root of 97740 is about 46.0635542441.
The spelling of 97740 in words is "ninety-seven thousand, seven hundred forty".