220084 has 6 divisors (see below), whose sum is σ = 385154. Its totient is φ = 110040.

The previous prime is 220063. The next prime is 220123. The reversal of 220084 is 480022.

220084 is digitally balanced in base 3, 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., 168100 + 51984 = 410^2 + 228^2 .

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

220084 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 27507 + ... + 27514.

2²²⁰⁰⁸⁴ is an apocalyptic number.

It is an amenable number.

220084 is a deficient number, since it is larger than the sum of its proper divisors (165070).

220084 is a wasteful number, since it uses less digits than its factorization.

220084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55025 (or 55023 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 220084 is about 469.1311117374. The cubic root of 220084 is about 60.3757896040.

The spelling of 220084 in words is "two hundred twenty thousand, eighty-four".