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2213214 = 233173163
BaseRepresentation
bin1000011100010101011110
311011102221220
420130111132
51031310324
6115234210
724545343
oct10342536
94142856
102213214
111281903
128a8966
135c64c3
144187ca
152dab79
hex21c55e

2213214 has 32 divisors (see below), whose sum is σ = 4660224. Its totient is φ = 699840.

The previous prime is 2213209. The next prime is 2213243. The reversal of 2213214 is 4123122.

2213214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×22132143 = 32523066035842333032, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2213193 and 2213202.

It is a congruent number.

It is an unprimeable 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 in 15 ways as a sum of consecutive naturals, for example, 13497 + ... + 13659.

It is an arithmetic number, because the mean of its divisors is an integer number (145632).

22213214 is an apocalyptic number.

2213214 is an abundant number, since it is smaller than the sum of its proper divisors (2447010).

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

2213214 is a wasteful number, since it uses less digits than its factorization.

2213214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272.

The product of its digits is 96, while the sum is 15.

The square root of 2213214 is about 1487.6874671785. The cubic root of 2213214 is about 130.3190192496.

Adding to 2213214 its reverse (4123122), we get a palindrome (6336336).

The spelling of 2213214 in words is "two million, two hundred thirteen thousand, two hundred fourteen".

Divisors: 1 2 3 6 31 62 73 93 146 163 186 219 326 438 489 978 2263 4526 5053 6789 10106 11899 13578 15159 23798 30318 35697 71394 368869 737738 1106607 2213214