897874 has 16 divisors (see below), whose sum is σ = 1425600. Its totient is φ = 423280.

The previous prime is 897847. The next prime is 897877. The reversal of 897874 is 478798.

It is a self number, because there is not a number n which added to its sum of digits gives 897874.

It is not an unprimeable number, because it can be changed into a prime (897877) by changing a digit.

897874 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 5952 + ... + 6100.

It is an arithmetic number, because the mean of its divisors is an integer number (89100).

2⁸⁹⁷⁸⁷⁴ is an apocalyptic number.

897874 is a deficient number, since it is larger than the sum of its proper divisors (527726).

897874 is a wasteful number, since it uses less digits than its factorization.

897874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its digits is 112896, while the sum is 43.

The square root of 897874 is about 947.5621351658. The cubic root of 897874 is about 96.4728551712.

It can be divided in two parts, 897 and 874, that added together give a palindrome (1771).

The spelling of 897874 in words is "eight hundred ninety-seven thousand, eight hundred seventy-four".