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814230 = 232583109
BaseRepresentation
bin11000110110010010110
31112100220200
43012302112
5202023410
625241330
76630564
oct3066226
91470820
10814230
1150681a
12333246
132267c1
14172a34
151113c0
hexc6c96

814230 has 48 divisors (see below), whose sum is σ = 2162160. Its totient is φ = 212544.

The previous prime is 814213. The next prime is 814237. The reversal of 814230 is 32418.

It is a happy number.

814230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814237) by changing a digit.

814230 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7416 + ... + 7524.

It is an arithmetic number, because the mean of its divisors is an integer number (45045).

2814230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 814230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1081080).

814230 is an abundant number, since it is smaller than the sum of its proper divisors (1347930).

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

814230 is a wasteful number, since it uses less digits than its factorization.

814230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 814230 is about 902.3469399294. The cubic root of 814230 is about 93.3789601176.

Adding to 814230 its reverse (32418), we get a palindrome (846648).

The spelling of 814230 in words is "eight hundred fourteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 83 90 109 166 218 249 327 415 498 545 654 747 830 981 1090 1245 1494 1635 1962 2490 3270 3735 4905 7470 9047 9810 18094 27141 45235 54282 81423 90470 135705 162846 271410 407115 814230