41245565 has 16 divisors (see below), whose sum is σ = 51308208. Its totient is φ = 31804416.

The previous prime is 41245517. The next prime is 41245571. The reversal of 41245565 is 56554214.

It can be written as a sum of positive squares in 8 ways, for example, as 4108729 + 37136836 = 2027^2 + 6094^2 .

It is a cyclic number.

It is not a de Polignac number, because 41245565 - 2¹⁸ = 40983421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19919 + ... + 21891.

It is an arithmetic number, because the mean of its divisors is an integer number (3206763).

Almost surely, 2^41245565 is an apocalyptic number.

It is an amenable number.

41245565 is a deficient number, since it is larger than the sum of its proper divisors (10062643).

41245565 is a wasteful number, since it uses less digits than its factorization.

41245565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128.

The product of its digits is 24000, while the sum is 32.

The square root of 41245565 is about 6422.2710157700. The cubic root of 41245565 is about 345.5087781367.

Adding to 41245565 its reverse (56554214), we get a palindrome (97799779).

The spelling of 41245565 in words is "forty-one million, two hundred forty-five thousand, five hundred sixty-five".