220045041 has 6 divisors (see below), whose sum is σ = 317842850. Its totient is φ = 146696688.

The previous prime is 220045003. The next prime is 220045057. The reversal of 220045041 is 140540022.

It can be written as a sum of positive squares in only one way, i.e., 217857600 + 2187441 = 14760^2 + 1479^2 .

It is not a de Polignac number, because 220045041 - 2¹¹ = 220042993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220045081) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 12224716 + ... + 12224733.

Almost surely, 2^220045041 is an apocalyptic number.

It is an amenable number.

220045041 is a deficient number, since it is larger than the sum of its proper divisors (97797809).

220045041 is a wasteful number, since it uses less digits than its factorization.

220045041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24449455 (or 24449452 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 220045041 is about 14833.9152282868. The cubic root of 220045041 is about 603.7222684432.

Adding to 220045041 its reverse (140540022), we get a palindrome (360585063).

The spelling of 220045041 in words is "two hundred twenty million, forty-five thousand, forty-one".