897061 has 4 divisors (see below), whose sum is σ = 978624. Its totient is φ = 815500.

The previous prime is 897059. The next prime is 897067. The reversal of 897061 is 160798.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 897061 - 2¹ = 897059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897067) 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, 40765 + ... + 40786.

It is an arithmetic number, because the mean of its divisors is an integer number (244656).

2⁸⁹⁷⁰⁶¹ is an apocalyptic number.

It is an amenable number.

897061 is a deficient number, since it is larger than the sum of its proper divisors (81563).

897061 is a wasteful number, since it uses less digits than its factorization.

897061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81562.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 897061 is about 947.1330423969. The cubic root of 897061 is about 96.4437285469.

The spelling of 897061 in words is "eight hundred ninety-seven thousand, sixty-one".