897100 has 18 divisors (see below), whose sum is σ = 1946924. Its totient is φ = 358800.

The previous prime is 897077. The next prime is 897101. The reversal of 897100 is 1798.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (897101) by changing a digit.

897100 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4386 + ... + 4585.

2⁸⁹⁷¹⁰⁰ is an apocalyptic number.

It is an amenable number.

897100 is an abundant number, since it is smaller than the sum of its proper divisors (1049824).

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

897100 is a wasteful number, since it uses less digits than its factorization.

897100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8985 (or 8978 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 897100 is about 947.1536306218. The cubic root of 897100 is about 96.4451261668.

Adding to 897100 its reverse (1798), we get a palindrome (898898).

The spelling of 897100 in words is "eight hundred ninety-seven thousand, one hundred".