867166 has 8 divisors (see below), whose sum is σ = 1306224. Its totient is φ = 431760.

The previous prime is 867161. The next prime is 867173. The reversal of 867166 is 661768.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210 + ... + 1333.

It is an arithmetic number, because the mean of its divisors is an integer number (163278).

2⁸⁶⁷¹⁶⁶ is an apocalyptic number.

867166 is a deficient number, since it is larger than the sum of its proper divisors (439058).

867166 is a wasteful number, since it uses less digits than its factorization.

867166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826.

The product of its digits is 12096, while the sum is 34.

The square root of 867166 is about 931.2174826538. The cubic root of 867166 is about 95.3602572278.

The spelling of 867166 in words is "eight hundred sixty-seven thousand, one hundred sixty-six".