42263565 has 16 divisors (see below), whose sum is σ = 67910400. Its totient is φ = 22444352.

The previous prime is 42263563. The next prime is 42263567. The reversal of 42263565 is 56536224.

It is an interprime number because it is at equal distance from previous prime (42263563) and next prime (42263567).

It is a cyclic number.

It is not a de Polignac number, because 42263565 - 2¹ = 42263563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42263561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2310 + ... + 9479.

It is an arithmetic number, because the mean of its divisors is an integer number (4244400).

Almost surely, 2^42263565 is an apocalyptic number.

It is an amenable number.

42263565 is a deficient number, since it is larger than the sum of its proper divisors (25646835).

42263565 is a wasteful number, since it uses less digits than its factorization.

42263565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12036.

The product of its digits is 43200, while the sum is 33.

The square root of 42263565 is about 6501.0433777971. The cubic root of 42263565 is about 348.3282590980.

Adding to 42263565 its reverse (56536224), we get a palindrome (98799789).

The spelling of 42263565 in words is "forty-two million, two hundred sixty-three thousand, five hundred sixty-five".