42411565 has 16 divisors (see below), whose sum is σ = 60042240. Its totient is φ = 28143360.

The previous prime is 42411547. The next prime is 42411569. The reversal of 42411565 is 56511424.

It is not a de Polignac number, because 42411565 - 2⁵ = 42411533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42411569) 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, 18460 + ... + 20629.

It is an arithmetic number, because the mean of its divisors is an integer number (3752640).

Almost surely, 2^42411565 is an apocalyptic number.

It is an amenable number.

42411565 is a deficient number, since it is larger than the sum of its proper divisors (17630675).

42411565 is a wasteful number, since it uses less digits than its factorization.

42411565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39132.

The product of its digits is 4800, while the sum is 28.

The square root of 42411565 is about 6512.4162182711. The cubic root of 42411565 is about 348.7343813528.

Adding to 42411565 its reverse (56511424), we get a palindrome (98922989).

The spelling of 42411565 in words is "forty-two million, four hundred eleven thousand, five hundred sixty-five".