42241842 has 12 divisors (see below), whose sum is σ = 91524030. Its totient is φ = 14080608.

The previous prime is 42241841. The next prime is 42241873. The reversal of 42241842 is 24814224.

It can be written as a sum of positive squares in only one way, i.e., 27657081 + 14584761 = 5259^2 + 3819^2 .

It is not an unprimeable number, because it can be changed into a prime (42241841) 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 5 ways as a sum of consecutive naturals, for example, 1173367 + ... + 1173402.

Almost surely, 2^42241842 is an apocalyptic number.

42241842 is an abundant number, since it is smaller than the sum of its proper divisors (49282188).

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

42241842 is a wasteful number, since it uses less digits than its factorization.

42241842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346777 (or 2346774 counting only the distinct ones).

The product of its digits is 4096, while the sum is 27.

The square root of 42241842 is about 6499.3724312429. The cubic root of 42241842 is about 348.2685699264.

The spelling of 42241842 in words is "forty-two million, two hundred forty-one thousand, eight hundred forty-two".