42563975 has 12 divisors (see below), whose sum is σ = 53036040. Its totient is φ = 33885600.

The previous prime is 42563959. The next prime is 42563981. The reversal of 42563975 is 57936524.

42563975 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42563975 - 2⁴ = 42563959 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 1241 + ... + 9309.

It is an arithmetic number, because the mean of its divisors is an integer number (4419670).

Almost surely, 2^42563975 is an apocalyptic number.

42563975 is a deficient number, since it is larger than the sum of its proper divisors (10472065).

42563975 is a wasteful number, since it uses less digits than its factorization.

42563975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8290 (or 8285 counting only the distinct ones).

The product of its digits is 226800, while the sum is 41.

The square root of 42563975 is about 6524.1072186162. The cubic root of 42563975 is about 349.1516187000.

The spelling of 42563975 in words is "forty-two million, five hundred sixty-three thousand, nine hundred seventy-five".