42340112 has 20 divisors (see below), whose sum is σ = 82882716. Its totient is φ = 20951040.

The previous prime is 42340097. The next prime is 42340121. The reversal of 42340112 is 21104324.

It can be written as a sum of positive squares in 2 ways, for example, as 26050816 + 16289296 = 5104^2 + 4036^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12089 + ... + 15192.

Almost surely, 2^42340112 is an apocalyptic number.

It is an amenable number.

42340112 is a deficient number, since it is larger than the sum of its proper divisors (40542604).

42340112 is a wasteful number, since it uses less digits than its factorization.

42340112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27386 (or 27380 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 42340112 is about 6506.9280002164. The cubic root of 42340112 is about 348.5384275331.

Adding to 42340112 its reverse (21104324), we get a palindrome (63444436).

The spelling of 42340112 in words is "forty-two million, three hundred forty thousand, one hundred twelve".