42294568 has 16 divisors (see below), whose sum is σ = 79380000. Its totient is φ = 21126576.

The previous prime is 42294523. The next prime is 42294569. The reversal of 42294568 is 86549224.

It is a self number, because there is not a number n which added to its sum of digits gives 42294568.

It is not an unprimeable number, because it can be changed into a prime (42294569) 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 3 ways as a sum of consecutive naturals, for example, 9303 + ... + 13081.

It is an arithmetic number, because the mean of its divisors is an integer number (4961250).

Almost surely, 2^42294568 is an apocalyptic number.

It is an amenable number.

42294568 is a deficient number, since it is larger than the sum of its proper divisors (37085432).

42294568 is a wasteful number, since it uses less digits than its factorization.

42294568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184 (or 5180 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 42294568 is about 6503.4274040693. The cubic root of 42294568 is about 348.4134118882.

The spelling of 42294568 in words is "forty-two million, two hundred ninety-four thousand, five hundred sixty-eight".