170967 has 4 divisors (see below), whose sum is σ = 227960. Its totient is φ = 113976.

The previous prime is 170957. The next prime is 170971. The reversal of 170967 is 769071.

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

It is not a de Polignac number, because 170967 - 2⁸ = 170711 is a prime.

It is a D-number.

It is a Duffinian number.

170967 is a lucky number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170927) 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, 28492 + ... + 28497.

It is an arithmetic number, because the mean of its divisors is an integer number (56990).

2¹⁷⁰⁹⁶⁷ is an apocalyptic number.

170967 is a deficient number, since it is larger than the sum of its proper divisors (56993).

170967 is an equidigital number, since it uses as much as digits as its factorization.

170967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56992.

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 170967 is about 413.4815594437. The cubic root of 170967 is about 55.5014203029.

The spelling of 170967 in words is "one hundred seventy thousand, nine hundred sixty-seven".