220084265 has 4 divisors (see below), whose sum is σ = 264101124. Its totient is φ = 176067408.

The previous prime is 220084243. The next prime is 220084297. The reversal of 220084265 is 562480022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 172239376 + 47844889 = 13124^2 + 6917^2 .

It is a cyclic number.

It is not a de Polignac number, because 220084265 - 2⁸ = 220084009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22008422 + ... + 22008431.

It is an arithmetic number, because the mean of its divisors is an integer number (66025281).

Almost surely, 2^220084265 is an apocalyptic number.

It is an amenable number.

220084265 is a deficient number, since it is larger than the sum of its proper divisors (44016859).

220084265 is an equidigital number, since it uses as much as digits as its factorization.

220084265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44016858.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 220084265 is about 14835.2372748130. The cubic root of 220084265 is about 603.7581383652.

The spelling of 220084265 in words is "two hundred twenty million, eighty-four thousand, two hundred sixty-five".