220363 has 16 divisors (see below), whose sum is σ = 274176. Its totient is φ = 174240.

The previous prime is 220361. The next prime is 220369. The reversal of 220363 is 363022.

It is not a de Polignac number, because 220363 - 2¹ = 220361 is a prime.

It is an Ulam number.

It is a Duffinian number.

220363 is a modest number, since divided by 363 gives 22 as remainder.

220363 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (220361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3256 + ... + 3322.

It is an arithmetic number, because the mean of its divisors is an integer number (17136).

2²²⁰³⁶³ is an apocalyptic number.

220363 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

220363 is a deficient number, since it is larger than the sum of its proper divisors (53813).

220363 is a wasteful number, since it uses less digits than its factorization.

220363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 220363 is about 469.4283757934. The cubic root of 220363 is about 60.4012915824.

Adding to 220363 its reverse (363022), we get a palindrome (583385).

The spelling of 220363 in words is "two hundred twenty thousand, three hundred sixty-three".