897018 has 8 divisors (see below), whose sum is σ = 1794048. Its totient is φ = 299004.

The previous prime is 897011. The next prime is 897019. The reversal of 897018 is 810798.

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

897018 is an admirable number.

It is a super-3 number, since 3×897018³ = 2165333168273669496, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 897018.

It is not an unprimeable number, because it can be changed into a prime (897011) 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, 74746 + ... + 74757.

It is an arithmetic number, because the mean of its divisors is an integer number (224256).

2⁸⁹⁷⁰¹⁸ is an apocalyptic number.

897018 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

897018 is a wasteful number, since it uses less digits than its factorization.

897018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149508.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 897018 is about 947.1103420405. The cubic root of 897018 is about 96.4421875344.

The spelling of 897018 in words is "eight hundred ninety-seven thousand, eighteen".