42056575 has 18 divisors (see below), whose sum is σ = 57326192. Its totient is φ = 30584400.

The previous prime is 42056561. The next prime is 42056603. The reversal of 42056575 is 57565024.

It is not a de Polignac number, because 42056575 - 2⁵ = 42056543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42056575.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3927 + ... + 9976.

Almost surely, 2^42056575 is an apocalyptic number.

42056575 is a deficient number, since it is larger than the sum of its proper divisors (15269617).

42056575 is a wasteful number, since it uses less digits than its factorization.

42056575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13935 (or 13919 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 42056575 is about 6485.1040855178. The cubic root of 42056575 is about 347.7586708166.

The spelling of 42056575 in words is "forty-two million, fifty-six thousand, five hundred seventy-five".