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222008 = 2327751
BaseRepresentation
bin110110001100111000
3102021112112
4312030320
524101013
64431452
71613153
oct661470
9367475
10222008
11141886
12a8588
137a087
145ac9a
1545ba8
hex36338

222008 has 8 divisors (see below), whose sum is σ = 416280. Its totient is φ = 111000.

The previous prime is 222007. The next prime is 222011. The reversal of 222008 is 800222.

222008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 221983 and 222001.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 222008.

It is not an unprimeable number, because it can be changed into a prime (222007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13868 + ... + 13883.

It is an arithmetic number, because the mean of its divisors is an integer number (52035).

2222008 is an apocalyptic number.

It is an amenable number.

222008 is a deficient number, since it is larger than the sum of its proper divisors (194272).

222008 is a wasteful number, since it uses less digits than its factorization.

222008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27757 (or 27753 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 222008 is about 471.1772490263. The cubic root of 222008 is about 60.5512167896.

The spelling of 222008 in words is "two hundred twenty-two thousand, eight".

Divisors: 1 2 4 8 27751 55502 111004 222008