42241242 has 16 divisors (see below), whose sum is σ = 84621600. Its totient is φ = 14057232.

The previous prime is 42241229. The next prime is 42241247. The reversal of 42241242 is 24214224.

It is not an unprimeable number, because it can be changed into a prime (42241247) 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 7 ways as a sum of consecutive naturals, for example, 1617 + ... + 9332.

It is an arithmetic number, because the mean of its divisors is an integer number (5288850).

Almost surely, 2^42241242 is an apocalyptic number.

42241242 is an abundant number, since it is smaller than the sum of its proper divisors (42380358).

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

42241242 is a wasteful number, since it uses less digits than its factorization.

42241242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11597.

The product of its digits is 1024, while the sum is 21.

The square root of 42241242 is about 6499.3262727763. The cubic root of 42241242 is about 348.2669209916.

Adding to 42241242 its reverse (24214224), we get a palindrome (66455466).

The spelling of 42241242 in words is "forty-two million, two hundred forty-one thousand, two hundred forty-two".