220243104 has 48 divisors (see below), whose sum is σ = 642378240. Its totient is φ = 73414080.

The previous prime is 220243099. The next prime is 220243159. The reversal of 220243104 is 401342022.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126592 + ... + 128319.

It is an arithmetic number, because the mean of its divisors is an integer number (13382880).

Almost surely, 2^220243104 is an apocalyptic number.

220243104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220243104 is an abundant number, since it is smaller than the sum of its proper divisors (422135136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220243104 is a wasteful number, since it uses less digits than its factorization.

220243104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254930 (or 254916 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 220243104 is about 14840.5897456941. The cubic root of 220243104 is about 603.9033513471.

Adding to 220243104 its reverse (401342022), we get a palindrome (621585126).

The spelling of 220243104 in words is "two hundred twenty million, two hundred forty-three thousand, one hundred four".