162642 has 8 divisors (see below), whose sum is σ = 325296. Its totient is φ = 54212.

The previous prime is 162641. The next prime is 162649. The reversal of 162642 is 246261.

It is a happy number.

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

162642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (162641) 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, 13548 + ... + 13559.

It is an arithmetic number, because the mean of its divisors is an integer number (40662).

2¹⁶²⁶⁴² is an apocalyptic number.

162642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162642 is a wasteful number, since it uses less digits than its factorization.

162642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27112.

The product of its digits is 576, while the sum is 21.

The square root of 162642 is about 403.2889782774. The cubic root of 162642 is about 54.5855346832.

The spelling of 162642 in words is "one hundred sixty-two thousand, six hundred forty-two".