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9572225 = 521329453
BaseRepresentation
bin100100100000…
…111110000001
3200000022121212
4210200332001
54422302400
6541055505
7144235235
oct44407601
920008555
109572225
115448833
123257595
131ca1c50
1413b25c5
15c91335
hex920f81

9572225 has 12 divisors (see below), whose sum is σ = 12783036. Its totient is φ = 7068480.

The previous prime is 9572203. The next prime is 9572239. The reversal of 9572225 is 5222759.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1098304 + 8473921 = 1048^2 + 2911^2 .

It is a de Polignac number, because none of the positive numbers 2k-9572225 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9572191 and 9572200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14402 + ... + 15051.

It is an arithmetic number, because the mean of its divisors is an integer number (1065253).

Almost surely, 29572225 is an apocalyptic number.

It is an amenable number.

9572225 is a deficient number, since it is larger than the sum of its proper divisors (3210811).

9572225 is a wasteful number, since it uses less digits than its factorization.

9572225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29476 (or 29471 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 9572225 is about 3093.9012589286. The cubic root of 9572225 is about 212.3265481943.

The spelling of 9572225 in words is "nine million, five hundred seventy-two thousand, two hundred twenty-five".

Divisors: 1 5 13 25 65 325 29453 147265 382889 736325 1914445 9572225