897167 has 4 divisors (see below), whose sum is σ = 899520. Its totient is φ = 894816.

The previous prime is 897163. The next prime is 897191. The reversal of 897167 is 761798.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 897167 - 2² = 897163 is a prime.

It is a Duffinian number.

Its product of digits (21168) is a multiple of the sum of its prime divisors (2352).

It is a self number, because there is not a number n which added to its sum of digits gives 897167.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458 + ... + 1415.

It is an arithmetic number, because the mean of its divisors is an integer number (224880).

2⁸⁹⁷¹⁶⁷ is an apocalyptic number.

897167 is a deficient number, since it is larger than the sum of its proper divisors (2353).

897167 is a wasteful number, since it uses less digits than its factorization.

897167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352.

The product of its digits is 21168, while the sum is 38.

The square root of 897167 is about 947.1889990915. The cubic root of 897167 is about 96.4475271116.

The spelling of 897167 in words is "eight hundred ninety-seven thousand, one hundred sixty-seven".