897166 has 8 divisors (see below), whose sum is σ = 1351224. Its totient is φ = 446760.

The previous prime is 897163. The next prime is 897191. The reversal of 897166 is 661798.

897166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180 + ... + 1351.

It is an arithmetic number, because the mean of its divisors is an integer number (168903).

2⁸⁹⁷¹⁶⁶ is an apocalyptic number.

897166 is a deficient number, since it is larger than the sum of its proper divisors (454058).

897166 is a wasteful number, since it uses less digits than its factorization.

897166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826.

The product of its digits is 18144, while the sum is 37.

The square root of 897166 is about 947.1884712136. The cubic root of 897166 is about 96.4474912774.

The spelling of 897166 in words is "eight hundred ninety-seven thousand, one hundred sixty-six".