855167 has 4 divisors (see below), whose sum is σ = 863736. Its totient is φ = 846600.

The previous prime is 855143. The next prime is 855187. The reversal of 855167 is 761558.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 855167 - 2¹⁶ = 789631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 855167.

It is not an unprimeable number, because it can be changed into a prime (855187) 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, 4133 + ... + 4334.

It is an arithmetic number, because the mean of its divisors is an integer number (215934).

2⁸⁵⁵¹⁶⁷ is an apocalyptic number.

855167 is a deficient number, since it is larger than the sum of its proper divisors (8569).

855167 is a wasteful number, since it uses less digits than its factorization.

855167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8568.

The product of its digits is 8400, while the sum is 32.

The square root of 855167 is about 924.7523992940. The cubic root of 855167 is about 94.9183786468.

The spelling of 855167 in words is "eight hundred fifty-five thousand, one hundred sixty-seven".