42628892 has 12 divisors (see below), whose sum is σ = 74838120. Its totient is φ = 21246576.

The previous prime is 42628871. The next prime is 42628909. The reversal of 42628892 is 29882624.

42628892 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 an unprimeable number.

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, 15542 + ... + 18077.

It is an arithmetic number, because the mean of its divisors is an integer number (6236510).

Almost surely, 2^42628892 is an apocalyptic number.

It is an amenable number.

42628892 is a deficient number, since it is larger than the sum of its proper divisors (32209228).

42628892 is a wasteful number, since it uses less digits than its factorization.

42628892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33940 (or 33938 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 42628892 is about 6529.0804865616. The cubic root of 42628892 is about 349.3290329126.

The spelling of 42628892 in words is "forty-two million, six hundred twenty-eight thousand, eight hundred ninety-two".