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4213222 = 2131311237
BaseRepresentation
bin10000000100100111100110
321221001110021
4100010213212
52034310342
6230145354
750545306
oct20044746
97831407
104213222
112418502
1214b225a
13b46940
147b9606
15583567
hex4049e6

4213222 has 16 divisors (see below), whose sum is σ = 6863472. Its totient is φ = 1928160.

The previous prime is 4213217. The next prime is 4213277. The reversal of 4213222 is 2223124.

It is a d-powerful number, because it can be written as 4 + 26 + 1 + 38 + 212 + 213 + 222 .

It is a junction number, because it is equal to n+sod(n) for n = 4213196 and 4213205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2788 + ... + 4024.

It is an arithmetic number, because the mean of its divisors is an integer number (428967).

Almost surely, 24213222 is an apocalyptic number.

4213222 is a deficient number, since it is larger than the sum of its proper divisors (2650250).

4213222 is a wasteful number, since it uses less digits than its factorization.

4213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383.

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

The square root of 4213222 is about 2052.6134560603. The cubic root of 4213222 is about 161.5119948150.

Adding to 4213222 its reverse (2223124), we get a palindrome (6436346).

The spelling of 4213222 in words is "four million, two hundred thirteen thousand, two hundred twenty-two".

Divisors: 1 2 13 26 131 262 1237 1703 2474 3406 16081 32162 162047 324094 2106611 4213222