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9555228 = 2232265423
BaseRepresentation
bin100100011100…
…110100011100
3122222110022100
4210130310130
54421231403
6540445100
7144134544
oct44346434
918873270
109555228
115436a91
123249790
131c972a7
1413aa324
15c8b2a3
hex91cd1c

9555228 has 18 divisors (see below), whose sum is σ = 24153584. Its totient is φ = 3185064.

The previous prime is 9555191. The next prime is 9555229. The reversal of 9555228 is 8225559.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 265423 = 9555228 / (9 + 5 + 5 + 5 + 2 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 9555192 and 9555201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9555229) 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 5 ways as a sum of consecutive naturals, for example, 132676 + ... + 132747.

Almost surely, 29555228 is an apocalyptic number.

It is an amenable number.

9555228 is an abundant number, since it is smaller than the sum of its proper divisors (14598356).

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

9555228 is a wasteful number, since it uses less digits than its factorization.

9555228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265433 (or 265428 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 9555228 is about 3091.1531828753. The cubic root of 9555228 is about 212.2008006098.

The spelling of 9555228 in words is "nine million, five hundred fifty-five thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 265423 530846 796269 1061692 1592538 2388807 3185076 4777614 9555228