220563265 has 16 divisors (see below), whose sum is σ = 285481728. Its totient is φ = 162622656.

The previous prime is 220563247. The next prime is 220563269. The reversal of 220563265 is 562365022.

It is a cyclic number.

It is not a de Polignac number, because 220563265 - 2⁷ = 220563137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220563269) 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, 46012 + ... + 50578.

It is an arithmetic number, because the mean of its divisors is an integer number (17842608).

Almost surely, 2^220563265 is an apocalyptic number.

It is an amenable number.

220563265 is a deficient number, since it is larger than the sum of its proper divisors (64918463).

220563265 is a wasteful number, since it uses less digits than its factorization.

220563265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5328.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 220563265 is about 14851.3724954968. The cubic root of 220563265 is about 604.1958352518.

The spelling of 220563265 in words is "two hundred twenty million, five hundred sixty-three thousand, two hundred sixty-five".