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229224 = 2339551
BaseRepresentation
bin110111111101101000
3102122102210
4313331220
524313344
64525120
71643202
oct677550
9378383
10229224
11147246
12b07a0
1380448
145d772
1547db9
hex37f68

229224 has 16 divisors (see below), whose sum is σ = 573120. Its totient is φ = 76400.

The previous prime is 229223. The next prime is 229237. The reversal of 229224 is 422922.

It is a self number, because there is not a number n which added to its sum of digits gives 229224.

It is not an unprimeable number, because it can be changed into a prime (229223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4752 + ... + 4799.

It is an arithmetic number, because the mean of its divisors is an integer number (35820).

2229224 is an apocalyptic number.

229224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

229224 is an abundant number, since it is smaller than the sum of its proper divisors (343896).

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

229224 is a wasteful number, since it uses less digits than its factorization.

229224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9560 (or 9556 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 229224 is about 478.7734328469. The cubic root of 229224 is about 61.2002733979.

The spelling of 229224 in words is "two hundred twenty-nine thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 9551 19102 28653 38204 57306 76408 114612 229224