It is a happy number.
It is an unprimeable number.
2245700 is an apocalyptic number.
245700 is a gapful number since it is divisible by the number (20) 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 245700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (486080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245700 is a wasteful number, since it uses less digits than its factorization.
245700 is an evil number, because the sum of its binary digits is even.
The square root of 245700 is about 495.6813492557. The cubic root of 245700 is about 62.6327843599.
The spelling of 245700 in words is "two hundred forty-five thousand, seven hundred".