878167 has 2 divisors, whose sum is σ = 878168. Its totient is φ = 878166.

The previous prime is 878159. The next prime is 878173. The reversal of 878167 is 761878.

It is a happy number.

It is a strong prime.

878167 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 878167 - 2³ = 878159 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (878107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439083 + 439084.

It is an arithmetic number, because the mean of its divisors is an integer number (439084).

2⁸⁷⁸¹⁶⁷ is an apocalyptic number.

878167 is a deficient number, since it is larger than the sum of its proper divisors (1).

878167 is an equidigital number, since it uses as much as digits as its factorization.

878167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816, while the sum is 37.

The square root of 878167 is about 937.1056503938. The cubic root of 878167 is about 95.7618154925.

The spelling of 878167 in words is "eight hundred seventy-eight thousand, one hundred sixty-seven".