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222022 = 2313581
BaseRepresentation
bin110110001101000110
3102021120001
4312031012
524101042
64431514
71613203
oct661506
9367501
10222022
11141899
12a859a
137a098
145acaa
1545bb7
hex36346

222022 has 8 divisors (see below), whose sum is σ = 343872. Its totient is φ = 107400.

The previous prime is 222011. The next prime is 222023. The reversal of 222022 is 220222.

222022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222023) by changing a digit.

222022 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1729 + ... + 1852.

It is an arithmetic number, because the mean of its divisors is an integer number (42984).

2222022 is an apocalyptic number.

222022 is a deficient number, since it is larger than the sum of its proper divisors (121850).

222022 is a wasteful number, since it uses less digits than its factorization.

222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3614.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 222022 is about 471.1921051970. The cubic root of 222022 is about 60.5524895654.

Adding to 222022 its reverse (220222), we get a palindrome (442244).

It can be divided in two parts, 2 and 22022, that multiplied together give a palindrome (44044).

The spelling of 222022 in words is "two hundred twenty-two thousand, twenty-two", and thus it is an iban number.

Divisors: 1 2 31 62 3581 7162 111011 222022