42885912 has 16 divisors (see below), whose sum is σ = 107214840. Its totient is φ = 14295296.

The previous prime is 42885911. The next prime is 42885937. The reversal of 42885912 is 21958824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42885911) 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, 893433 + ... + 893480.

Almost surely, 2^42885912 is an apocalyptic number.

It is an amenable number.

42885912 is an abundant number, since it is smaller than the sum of its proper divisors (64328928).

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

42885912 is a wasteful number, since it uses less digits than its factorization.

42885912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1786922 (or 1786918 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 42885912 is about 6548.7336180364. The cubic root of 42885912 is about 350.0296899984.

The spelling of 42885912 in words is "forty-two million, eight hundred eighty-five thousand, nine hundred twelve".