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9066385 = 51813277
BaseRepresentation
bin100010100101…
…011110010001
3122001121202001
4202211132101
54310111020
6522154001
7140030416
oct42453621
918047661
109066385
115132789
123052901
131b55933
1412c010d
15be150a
hex8a5791

9066385 has 4 divisors (see below), whose sum is σ = 10879668. Its totient is φ = 7253104.

The previous prime is 9066383. The next prime is 9066391. The reversal of 9066385 is 5836609.

9066385 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5836609 = 14334073.

It can be written as a sum of positive squares in 2 ways, for example, as 3721041 + 5345344 = 1929^2 + 2312^2 .

It is a cyclic number.

It is not a de Polignac number, because 9066385 - 21 = 9066383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9066383) 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 3 ways as a sum of consecutive naturals, for example, 906634 + ... + 906643.

It is an arithmetic number, because the mean of its divisors is an integer number (2719917).

Almost surely, 29066385 is an apocalyptic number.

It is an amenable number.

9066385 is a deficient number, since it is larger than the sum of its proper divisors (1813283).

9066385 is a wasteful number, since it uses less digits than its factorization.

9066385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813282.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 9066385 is about 3011.0438389369. The cubic root of 9066385 is about 208.5185609556.

The spelling of 9066385 in words is "nine million, sixty-six thousand, three hundred eighty-five".

Divisors: 1 5 1813277 9066385