856097 has 8 divisors (see below), whose sum is σ = 940800. Its totient is φ = 772560.

The previous prime is 856081. The next prime is 856099. The reversal of 856097 is 790658.

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

It is a cyclic number.

It is not a de Polignac number, because 856097 - 2⁴ = 856081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (856099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2279 + ... + 2627.

It is an arithmetic number, because the mean of its divisors is an integer number (117600).

2⁸⁵⁶⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

856097 is a deficient number, since it is larger than the sum of its proper divisors (84703).

856097 is a wasteful number, since it uses less digits than its factorization.

856097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 856097 is about 925.2550999589. The cubic root of 856097 is about 94.9527743113.

The spelling of 856097 in words is "eight hundred fifty-six thousand, ninety-seven".