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225302 = 27211219
BaseRepresentation
bin110111000000010110
3102110001112
4313000112
524202202
64455022
71625600
oct670026
9373045
10225302
11144300
12aa472
137b71c
145c170
1546b52
hex37016

225302 has 36 divisors (see below), whose sum is σ = 454860. Its totient is φ = 83160.

The previous prime is 225299. The next prime is 225307. The reversal of 225302 is 203522.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225307) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11849 + ... + 11867.

It is an arithmetic number, because the mean of its divisors is an integer number (12635).

2225302 is an apocalyptic number.

225302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225302 is an abundant number, since it is smaller than the sum of its proper divisors (229558).

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

225302 is a wasteful number, since it uses less digits than its factorization.

225302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57 (or 39 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 225302 is about 474.6598782286. The cubic root of 225302 is about 60.8492200121.

Adding to 225302 its reverse (203522), we get a palindrome (428824).

The spelling of 225302 in words is "two hundred twenty-five thousand, three hundred two".

Divisors: 1 2 7 11 14 19 22 38 49 77 98 121 133 154 209 242 266 418 539 847 931 1078 1463 1694 1862 2299 2926 4598 5929 10241 11858 16093 20482 32186 112651 225302