220855104 has 42 divisors (see below), whose sum is σ = 633042930. Its totient is φ = 73618176.

The previous prime is 220855093. The next prime is 220855123. The reversal of 220855104 is 401558022.

It is a happy number.

220855104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 208744704 + 12110400 = 14448^2 + 3480^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191139 + ... + 192290.

Almost surely, 2^220855104 is an apocalyptic number.

220855104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220855104 is an abundant number, since it is smaller than the sum of its proper divisors (412187826).

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

220855104 is a wasteful number, since it uses less digits than its factorization.

220855104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383447 (or 383434 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 220855104 is about 14861.1945684053. The cubic root of 220855104 is about 604.4621990331.

The spelling of 220855104 in words is "two hundred twenty million, eight hundred fifty-five thousand, one hundred four".