897216 has 28 divisors (see below), whose sum is σ = 2374392. Its totient is φ = 299008.

The previous prime is 897191. The next prime is 897223. The reversal of 897216 is 612798.

It is an Ulam number.

It is an unprimeable number.

897216 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2145 + ... + 2528.

2⁸⁹⁷²¹⁶ is an apocalyptic number.

It is an amenable number.

897216 is an abundant number, since it is smaller than the sum of its proper divisors (1477176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

897216 is a wasteful number, since it uses less digits than its factorization.

897216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4688 (or 4678 counting only the distinct ones).

The product of its digits is 6048, while the sum is 33.

The square root of 897216 is about 947.2148647482. The cubic root of 897216 is about 96.4492829507.

The spelling of 897216 in words is "eight hundred ninety-seven thousand, two hundred sixteen".