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234256 = 24114
BaseRepresentation
bin111001001100010000
3102220100011
4321030100
524444011
65004304
71663651
oct711420
9386304
10234256
11150000
12b3694
1382819
1461528
1549621
hex39310

234256 has 25 divisors (see below), whose sum is σ = 499255. Its totient is φ = 106480.

The previous prime is 234239. The next prime is 234259. The reversal of 234256 is 652432.

Multipling 234256 by its sum of digits (22), we get a 5-th power (5153632 = 225).

234256 divided by its sum of digits (22) gives a cube (10648 = 223).

Adding to 234256 its reverse (652432), we get a palindrome (886688).

234256 = T483 + T484.

It is a happy number.

The square root of 234256 is 484.

It is a perfect power (a square, a biquadrate), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234259) by changing a digit.

234256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 4 ways as a sum of consecutive naturals, for example, 21291 + ... + 21301.

234256 is a Friedman number, since it can be written as (6*(5-(2+2)/3))^4, using all its digits and the basic arithmetic operations.

2234256 is an apocalyptic number.

234256 is the 484-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234256

234256 is an abundant number, since it is smaller than the sum of its proper divisors (264999).

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

234256 is an frugal number, since it uses more digits than its factorization.

234256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52 (or 13 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The cubic root of 234256 is about 61.6448652744.

The spelling of 234256 in words is "two hundred thirty-four thousand, two hundred fifty-six".

Divisors: 1 2 4 8 11 16 22 44 88 121 176 242 484 968 1331 1936 2662 5324 10648 14641 21296 29282 58564 117128 234256