42295565 has 8 divisors (see below), whose sum is σ = 54658968. Its totient is φ = 31233600.

The previous prime is 42295523. The next prime is 42295567. The reversal of 42295565 is 56559224.

It can be written as a sum of positive squares in 4 ways, for example, as 58564 + 42237001 = 242^2 + 6499^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-42295565 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42295567) 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, 325286 + ... + 325415.

It is an arithmetic number, because the mean of its divisors is an integer number (6832371).

Almost surely, 2^42295565 is an apocalyptic number.

It is an amenable number.

42295565 is a deficient number, since it is larger than the sum of its proper divisors (12363403).

42295565 is a wasteful number, since it uses less digits than its factorization.

42295565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650719.

The product of its digits is 108000, while the sum is 38.

The square root of 42295565 is about 6503.5040555073. The cubic root of 42295565 is about 348.4161495561.

The spelling of 42295565 in words is "forty-two million, two hundred ninety-five thousand, five hundred sixty-five".