220541224 has 16 divisors (see below), whose sum is σ = 413680320. Its totient is φ = 110226480.

The previous prime is 220541213. The next prime is 220541267. The reversal of 220541224 is 422145022.

It is a junction number, because it is equal to n+sod(n) for n = 220541195 and 220541204.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 26979 + ... + 34189.

It is an arithmetic number, because the mean of its divisors is an integer number (25855020).

Almost surely, 2^220541224 is an apocalyptic number.

It is an amenable number.

220541224 is a deficient number, since it is larger than the sum of its proper divisors (193139096).

220541224 is a wasteful number, since it uses less digits than its factorization.

220541224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040 (or 11036 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 220541224 is about 14850.6304243288. The cubic root of 220541224 is about 604.1757087150.

Adding to 220541224 its reverse (422145022), we get a palindrome (642686246).

The spelling of 220541224 in words is "two hundred twenty million, five hundred forty-one thousand, two hundred twenty-four".