897318 has 40 divisors (see below), whose sum is σ = 2090880. Its totient is φ = 287280.

The previous prime is 897317. The next prime is 897319. The reversal of 897318 is 813798.

897318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (897317) and next prime (897319).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 897318.

It is not an unprimeable number, because it can be changed into a prime (897317) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4603 + ... + 4793.

It is an arithmetic number, because the mean of its divisors is an integer number (52272).

2⁸⁹⁷³¹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 897318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1045440).

897318 is an abundant number, since it is smaller than the sum of its proper divisors (1193562).

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

897318 is a wasteful number, since it uses less digits than its factorization.

897318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 225 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 897318 is about 947.2687052785. The cubic root of 897318 is about 96.4529377577.

The spelling of 897318 in words is "eight hundred ninety-seven thousand, three hundred eighteen".