897760 has 48 divisors (see below), whose sum is σ = 2201472. Its totient is φ = 345600.
The previous prime is 897751. The next prime is 897779. The reversal of 897760 is 67798.
897760 = T225 + T226 + ... + T255.
897760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4870 + ... + 5050.
It is an arithmetic number, because the mean of its divisors is an integer number (45864).
2897760 is an apocalyptic number.
897760 is a gapful number since it is divisible by the number (80) 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 897760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1100736).
897760 is an abundant number, since it is smaller than the sum of its proper divisors (1303712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
897760 is a wasteful number, since it uses less digits than its factorization.
897760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227 (or 219 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 37.
The square root of 897760 is about 947.5019788898. The cubic root of 897760 is about 96.4687720553.
The spelling of 897760 in words is "eight hundred ninety-seven thousand, seven hundred sixty".
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