42844928 has 36 divisors (see below), whose sum is σ = 97744080. Its totient is φ = 18361344.

The previous prime is 42844909. The next prime is 42844937. The reversal of 42844928 is 82944824.

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, 10163 + ... + 13746.

Almost surely, 2^42844928 is an apocalyptic number.

It is an amenable number.

42844928 is an abundant number, since it is smaller than the sum of its proper divisors (54899152).

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

42844928 is an equidigital number, since it uses as much as digits as its factorization.

42844928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23932 (or 23918 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The square root of 42844928 is about 6545.6037154719. The cubic root of 42844928 is about 349.9181522899.

The spelling of 42844928 in words is "forty-two million, eight hundred forty-four thousand, nine hundred twenty-eight".