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9234228 = 22319101401
BaseRepresentation
bin100011001110…
…011100110100
3122101010222110
4203032130310
54330443403
6525531020
7141326643
oct43163464
918333873
109234228
1152378a3
123113a70
131bb4153
14132535a
15c26103
hex8ce734

9234228 has 48 divisors (see below), whose sum is σ = 22962240. Its totient is φ = 2880000.

The previous prime is 9234227. The next prime is 9234229. The reversal of 9234228 is 8224329.

9234228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9234227) and next prime (9234229).

It is a d-powerful number, because it can be written as 95 + 27 + 3 + 49 + 219 + 223 + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 9234195 and 9234204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9234223) 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, 22828 + ... + 23228.

It is an arithmetic number, because the mean of its divisors is an integer number (478380).

Almost surely, 29234228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9234228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11481120).

9234228 is an abundant number, since it is smaller than the sum of its proper divisors (13728012).

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

9234228 is a wasteful number, since it uses less digits than its factorization.

9234228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 526 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 9234228 is about 3038.7872581015. The cubic root of 9234228 is about 209.7974464150.

It can be divided in two parts, 923 and 4228, that added together give a triangular number (5151 = T101).

The spelling of 9234228 in words is "nine million, two hundred thirty-four thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 101 114 202 228 303 401 404 606 802 1203 1212 1604 1919 2406 3838 4812 5757 7619 7676 11514 15238 22857 23028 30476 40501 45714 81002 91428 121503 162004 243006 486012 769519 1539038 2308557 3078076 4617114 9234228