42182 has 16 divisors (see below), whose sum is σ = 76032. Its totient is φ = 17160.

The previous prime is 42181. The next prime is 42187. The reversal of 42182 is 28124.

It is a super-2 number, since 2×42182² = 3558642248, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 42182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 387.

It is an arithmetic number, because the mean of its divisors is an integer number (4752).

2⁴²¹⁸² is an apocalyptic number.

42182 is a deficient number, since it is larger than the sum of its proper divisors (33850).

42182 is a wasteful number, since it uses less digits than its factorization.

42182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163.

The product of its digits is 128, while the sum is 17.

The square root of 42182 is about 205.3825698544. The cubic root of 42182 is about 34.8104033722.

The spelling of 42182 in words is "forty-two thousand, one hundred eighty-two".