42163242 has 32 divisors (see below), whose sum is σ = 96837120. Its totient is φ = 12103920.

The previous prime is 42163241. The next prime is 42163259. The reversal of 42163242 is 24236124.

It is not an unprimeable number, because it can be changed into a prime (42163241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15558 + ... + 18065.

It is an arithmetic number, because the mean of its divisors is an integer number (3026160).

Almost surely, 2^42163242 is an apocalyptic number.

42163242 is an abundant number, since it is smaller than the sum of its proper divisors (54673878).

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

42163242 is a wasteful number, since it uses less digits than its factorization.

42163242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33658.

The product of its digits is 2304, while the sum is 24.

The square root of 42163242 is about 6493.3228781572. The cubic root of 42163242 is about 348.0524263729.

Adding to 42163242 its reverse (24236124), we get a palindrome (66399366).

The spelling of 42163242 in words is "forty-two million, one hundred sixty-three thousand, two hundred forty-two".