42656575 has 12 divisors (see below), whose sum is σ = 56963368. Its totient is φ = 31500000.

The previous prime is 42656569. The next prime is 42656591. The reversal of 42656575 is 57565624.

It is not a de Polignac number, because 42656575 - 2³ = 42656567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65301 + ... + 65950.

Almost surely, 2^42656575 is an apocalyptic number.

42656575 is a deficient number, since it is larger than the sum of its proper divisors (14306793).

42656575 is a wasteful number, since it uses less digits than its factorization.

42656575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131274 (or 131269 counting only the distinct ones).

The product of its digits is 252000, while the sum is 40.

The square root of 42656575 is about 6531.2001194268. The cubic root of 42656575 is about 349.4046340883.

The spelling of 42656575 in words is "forty-two million, six hundred fifty-six thousand, five hundred seventy-five".