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4229289 = 323111511
BaseRepresentation
bin10000001000100010101001
321221212111100
4100020202221
52040314124
6230352013
750643201
oct20104251
97855440
104229289
112429589
1214bb609
13b5104c
147c1401
155881c9
hex4088a9

4229289 has 12 divisors (see below), whose sum is σ = 6132672. Its totient is φ = 2808600.

The previous prime is 4229287. The next prime is 4229317. The reversal of 4229289 is 9829224.

It is not a de Polignac number, because 4229289 - 21 = 4229287 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4229287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2044 + ... + 3554.

It is an arithmetic number, because the mean of its divisors is an integer number (511056).

Almost surely, 24229289 is an apocalyptic number.

It is an amenable number.

4229289 is a deficient number, since it is larger than the sum of its proper divisors (1903383).

4229289 is a wasteful number, since it uses less digits than its factorization.

4229289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828 (or 1825 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 4229289 is about 2056.5235228414. The cubic root of 4229289 is about 161.7170414928.

The spelling of 4229289 in words is "four million, two hundred twenty-nine thousand, two hundred eighty-nine".

Divisors: 1 3 9 311 933 1511 2799 4533 13599 469921 1409763 4229289