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2214223 = 111011993
BaseRepresentation
bin1000011100100101001111
311011111100021
420130211033
51031323343
6115243011
724551314
oct10344517
94144307
102214223
111282640
128a9467
135c6abb
14418d0b
152db0ed
hex21c94f

2214223 has 8 divisors (see below), whose sum is σ = 2440656. Its totient is φ = 1992000.

The previous prime is 2214221. The next prime is 2214257. The reversal of 2214223 is 3224122.

2214223 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 a cyclic number.

It is not a de Polignac number, because 2214223 - 21 = 2214221 is a prime.

It is a Duffinian number.

2214223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2214197 and 2214206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214221) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 115 + ... + 2107.

It is an arithmetic number, because the mean of its divisors is an integer number (305082).

22214223 is an apocalyptic number.

2214223 is a deficient number, since it is larger than the sum of its proper divisors (226433).

2214223 is a wasteful number, since it uses less digits than its factorization.

2214223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105.

The product of its digits is 192, while the sum is 16.

The square root of 2214223 is about 1488.0265454621. The cubic root of 2214223 is about 130.3388203041.

Adding to 2214223 its reverse (3224122), we get a palindrome (5438345).

It can be divided in two parts, 221 and 4223, that added together give a palindrome (4444).

The spelling of 2214223 in words is "two million, two hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 11 101 1111 1993 21923 201293 2214223