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4722222 = 2319231801
BaseRepresentation
bin10010000000111000101110
322212220200010
4102000320232
52202102342
6245114050
755065261
oct22007056
98786603
104722222
11273596a
1216b8926
13c9451b
148accd8
1563429c
hex480e2e

4722222 has 32 divisors (see below), whose sum is σ = 10379520. Its totient is φ = 1425600.

The previous prime is 4722197. The next prime is 4722229. The reversal of 4722222 is 2222274.

4722222 is a modest number, since divided by 2222 gives 472 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4722229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1722 + ... + 3522.

It is an arithmetic number, because the mean of its divisors is an integer number (324360).

Almost surely, 24722222 is an apocalyptic number.

4722222 is an abundant number, since it is smaller than the sum of its proper divisors (5657298).

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

4722222 is a wasteful number, since it uses less digits than its factorization.

4722222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848.

The product of its digits is 896, while the sum is 21.

The square root of 4722222 is about 2173.0674172699. The cubic root of 4722222 is about 167.7704489617.

Adding to 4722222 its reverse (2222274), we get a palindrome (6944496).

The spelling of 4722222 in words is "four million, seven hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 3 6 19 23 38 46 57 69 114 138 437 874 1311 1801 2622 3602 5403 10806 34219 41423 68438 82846 102657 124269 205314 248538 787037 1574074 2361111 4722222