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4480009 = 231091787
BaseRepresentation
bin10001000101110000001001
322102121102021
4101011300021
52121330014
6240004441
753036152
oct21056011
98377367
104480009
11258a996
121600721
13c0b1c1
14848929
155d7624
hex445c09

4480009 has 8 divisors (see below), whose sum is σ = 4720320. Its totient is φ = 4243536.

The previous prime is 4480001. The next prime is 4480013. The reversal of 4480009 is 9000844.

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

It is a cyclic number.

It is not a de Polignac number, because 4480009 - 23 = 4480001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4480001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1614 + ... + 3400.

It is an arithmetic number, because the mean of its divisors is an integer number (590040).

Almost surely, 24480009 is an apocalyptic number.

It is an amenable number.

4480009 is a deficient number, since it is larger than the sum of its proper divisors (240311).

4480009 is a wasteful number, since it uses less digits than its factorization.

4480009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 4480009 is about 2116.6031749008. The cubic root of 4480009 is about 164.8515223838.

The spelling of 4480009 in words is "four million, four hundred eighty thousand, nine".

Divisors: 1 23 109 1787 2507 41101 194783 4480009