220444024 has 16 divisors (see below), whose sum is σ = 413715600. Its totient is φ = 110119872.

The previous prime is 220444009. The next prime is 220444027. The reversal of 220444024 is 420444022.

It is a junction number, because it is equal to n+sod(n) for n = 220443986 and 220444004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220444027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3172 + ... + 21235.

It is an arithmetic number, because the mean of its divisors is an integer number (25857225).

Almost surely, 2^220444024 is an apocalyptic number.

It is an amenable number.

220444024 is a deficient number, since it is larger than the sum of its proper divisors (193271576).

220444024 is a wasteful number, since it uses less digits than its factorization.

220444024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25542 (or 25538 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 220444024 is about 14847.3574753220. The cubic root of 220444024 is about 604.0869354274.

Adding to 220444024 its reverse (420444022), we get a palindrome (640888046).

The spelling of 220444024 in words is "two hundred twenty million, four hundred forty-four thousand, twenty-four".