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9004769 = 73293421
BaseRepresentation
bin100010010110…
…011011100001
3121221111012222
4202112123201
54301123034
6521000425
7136352654
oct42263341
917844188
109004769
1150a0464
123023115
131b33887
1412a589b
15bcd12e
hex8966e1

9004769 has 8 divisors (see below), whose sum is σ = 9181032. Its totient is φ = 8830080.

The previous prime is 9004741. The next prime is 9004771. The reversal of 9004769 is 9674009.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1024144 + 7980625 = 1012^2 + 2825^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9004769 - 216 = 8939233 is a prime.

It is a super-2 number, since 2×90047692 = 162171729486722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9004739) 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 7 ways as a sum of consecutive naturals, for example, 21179 + ... + 21599.

It is an arithmetic number, because the mean of its divisors is an integer number (1147629).

Almost surely, 29004769 is an apocalyptic number.

It is an amenable number.

9004769 is a deficient number, since it is larger than the sum of its proper divisors (176263).

9004769 is a wasteful number, since it uses less digits than its factorization.

9004769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 9004769 is about 3000.7947280679. The cubic root of 9004769 is about 208.0451162612.

The spelling of 9004769 in words is "nine million, four thousand, seven hundred sixty-nine".

Divisors: 1 73 293 421 21389 30733 123353 9004769