42565512 has 32 divisors (see below), whose sum is σ = 116088480. Its totient is φ = 12898560.

The previous prime is 42565507. The next prime is 42565543. The reversal of 42565512 is 21556524.

42565512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42565512.

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 7 ways as a sum of consecutive naturals, for example, 80353 + ... + 80880.

It is an arithmetic number, because the mean of its divisors is an integer number (3627765).

Almost surely, 2^42565512 is an apocalyptic number.

It is an amenable number.

42565512 is an abundant number, since it is smaller than the sum of its proper divisors (73522968).

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

42565512 is a wasteful number, since it uses less digits than its factorization.

42565512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161253 (or 161249 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 42565512 is about 6524.2250114477. The cubic root of 42565512 is about 349.1558213117.

The spelling of 42565512 in words is "forty-two million, five hundred sixty-five thousand, five hundred twelve".