162173 has 8 divisors (see below), whose sum is σ = 184896. Its totient is φ = 140800.

The previous prime is 162143. The next prime is 162209. The reversal of 162173 is 371261.

It is a happy number.

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

It is not a de Polignac number, because 162173 - 2⁶ = 162109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162143) 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, 68 + ... + 573.

It is an arithmetic number, because the mean of its divisors is an integer number (23112).

2¹⁶²¹⁷³ is an apocalyptic number.

It is an amenable number.

162173 is a deficient number, since it is larger than the sum of its proper divisors (22723).

162173 is a wasteful number, since it uses less digits than its factorization.

162173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675.

The product of its digits is 252, while the sum is 20.

The square root of 162173 is about 402.7070895825. The cubic root of 162173 is about 54.5330159347.

The spelling of 162173 in words is "one hundred sixty-two thousand, one hundred seventy-three".