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4440268 = 227158581
BaseRepresentation
bin10000111100000011001100
322100120220101
4100330003030
52114042033
6235100444
752512250
oct20740314
98316811
104440268
112563048
1215a1724
13bc60a1
14838260
155ca97d
hex43c0cc

4440268 has 12 divisors (see below), whose sum is σ = 8880592. Its totient is φ = 1902960.

The previous prime is 4440257. The next prime is 4440323. The reversal of 4440268 is 8620444.

4440268 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

4440268 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 158581 = 4440268 / (4 + 4 + 4 + 0 + 2 + 6 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79263 + ... + 79318.

Almost surely, 24440268 is an apocalyptic number.

It is an amenable number.

4440268 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4440268 is a wasteful number, since it uses less digits than its factorization.

4440268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158592 (or 158590 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 4440268 is about 2107.1943431967. The cubic root of 4440268 is about 164.3626221602.

The spelling of 4440268 in words is "four million, four hundred forty thousand, two hundred sixty-eight".

Divisors: 1 2 4 7 14 28 158581 317162 634324 1110067 2220134 4440268