897908 has 12 divisors (see below), whose sum is σ = 1714272. Its totient is φ = 408120.

The previous prime is 897907. The next prime is 897931. The reversal of 897908 is 809798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897907) 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, 10160 + ... + 10247.

It is an arithmetic number, because the mean of its divisors is an integer number (142856).

2⁸⁹⁷⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

897908 is a deficient number, since it is larger than the sum of its proper divisors (816364).

897908 is a wasteful number, since it uses less digits than its factorization.

897908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20422 (or 20420 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 897908 is about 947.5800757720. The cubic root of 897908 is about 96.4740728757.

It can be divided in two parts, 89790 and 8, that added together give a palindrome (89798).

The spelling of 897908 in words is "eight hundred ninety-seven thousand, nine hundred eight".