42655632 has 20 divisors (see below), whose sum is σ = 110193840. Its totient is φ = 14218528.

The previous prime is 42655603. The next prime is 42655637. The reversal of 42655632 is 23655624.

42655632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42655593 and 42655602.

It is not an unprimeable number, because it can be changed into a prime (42655637) 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, 444282 + ... + 444377.

It is an arithmetic number, because the mean of its divisors is an integer number (5509692).

Almost surely, 2^42655632 is an apocalyptic number.

It is an amenable number.

42655632 is an abundant number, since it is smaller than the sum of its proper divisors (67538208).

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

42655632 is a wasteful number, since it uses less digits than its factorization.

42655632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888670 (or 888664 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 42655632 is about 6531.1279270889. The cubic root of 42655632 is about 349.4020593309.

The spelling of 42655632 in words is "forty-two million, six hundred fifty-five thousand, six hundred thirty-two".