42755567 has 8 divisors (see below), whose sum is σ = 45212160. Its totient is φ = 40319640.

The previous prime is 42755543. The next prime is 42755593. The reversal of 42755567 is 76555724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42755567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42755467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809 + ... + 9282.

It is an arithmetic number, because the mean of its divisors is an integer number (5651520).

Almost surely, 2^42755567 is an apocalyptic number.

42755567 is a deficient number, since it is larger than the sum of its proper divisors (2456593).

42755567 is a wasteful number, since it uses less digits than its factorization.

42755567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10333.

The product of its digits is 294000, while the sum is 41.

The square root of 42755567 is about 6538.7741205825. The cubic root of 42755567 is about 349.6747100141.

The spelling of 42755567 in words is "forty-two million, seven hundred fifty-five thousand, five hundred sixty-seven".