162843 has 16 divisors (see below), whose sum is σ = 239616. Its totient is φ = 97920.

The previous prime is 162839. The next prime is 162847. The reversal of 162843 is 348261.

It is a happy number.

162843 is nontrivially palindromic in base 6.

It is an interprime number because it is at equal distance from previous prime (162839) and next prime (162847).

It is not a de Polignac number, because 162843 - 2² = 162839 is a prime.

162843 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (162847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1530 + ... + 1632.

It is an arithmetic number, because the mean of its divisors is an integer number (14976).

2¹⁶²⁸⁴³ is an apocalyptic number.

162843 is a deficient number, since it is larger than the sum of its proper divisors (76773).

162843 is a wasteful number, since it uses less digits than its factorization.

162843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154.

The product of its digits is 1152, while the sum is 24.

The square root of 162843 is about 403.5381022902. The cubic root of 162843 is about 54.6080118125.

The spelling of 162843 in words is "one hundred sixty-two thousand, eight hundred forty-three".