859097 has 4 divisors (see below), whose sum is σ = 879120. Its totient is φ = 839076.

The previous prime is 859093. The next prime is 859109. The reversal of 859097 is 790958.

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 859097 - 2² = 859093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 859097.

It is not an unprimeable number, because it can be changed into a prime (859091) 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, 9947 + ... + 10032.

It is an arithmetic number, because the mean of its divisors is an integer number (219780).

2⁸⁵⁹⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

859097 is a deficient number, since it is larger than the sum of its proper divisors (20023).

859097 is a wasteful number, since it uses less digits than its factorization.

859097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20022.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 859097 is about 926.8748567094. The cubic root of 859097 is about 95.0635585755.

The spelling of 859097 in words is "eight hundred fifty-nine thousand, ninety-seven".