897853 has 8 divisors (see below), whose sum is σ = 1011456. Its totient is φ = 789600.

The previous prime is 897847. The next prime is 897877. The reversal of 897853 is 358798.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-897853 is a prime.

It is a super-2 number, since 2×897853² = 1612280019218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976 + ... + 1657.

It is an arithmetic number, because the mean of its divisors is an integer number (126432).

2⁸⁹⁷⁸⁵³ is an apocalyptic number.

It is an amenable number.

897853 is a deficient number, since it is larger than the sum of its proper divisors (113603).

897853 is a wasteful number, since it uses less digits than its factorization.

897853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675.

The product of its digits is 60480, while the sum is 40.

The square root of 897853 is about 947.5510540335. The cubic root of 897853 is about 96.4721030442.

The spelling of 897853 in words is "eight hundred ninety-seven thousand, eight hundred fifty-three".