42426872 has 16 divisors (see below), whose sum is σ = 79690560. Its totient is φ = 21176064.

The previous prime is 42426863. The next prime is 42426877. The reversal of 42426872 is 27862424.

It is a happy number.

42426872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42426877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488 + ... + 9224.

It is an arithmetic number, because the mean of its divisors is an integer number (4980660).

Almost surely, 2^42426872 is an apocalyptic number.

It is an amenable number.

42426872 is a deficient number, since it is larger than the sum of its proper divisors (37263688).

42426872 is a wasteful number, since it uses less digits than its factorization.

42426872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350 (or 9346 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 42426872 is about 6513.5913289060. The cubic root of 42426872 is about 348.7763308785.

The spelling of 42426872 in words is "forty-two million, four hundred twenty-six thousand, eight hundred seventy-two".