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234234 = 232711132
BaseRepresentation
bin111001001011111010
3102220022100
4321023322
524443414
65004230
71663620
oct711372
9386270
10234234
1114aa90
12b3676
1382800
1461510
1549609
hex392fa

234234 has 72 divisors (see below), whose sum is σ = 685152. Its totient is φ = 56160.

The previous prime is 234217. The next prime is 234239. The reversal of 234234 is 432432.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

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

Its product of digits (576) is a multiple of the sum of its prime divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234239) by changing a digit.

234234 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 (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18012 + ... + 18024.

It is an arithmetic number, because the mean of its divisors is an integer number (9516).

2234234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342576).

234234 is an abundant number, since it is smaller than the sum of its proper divisors (450918).

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

234234 is a wasteful number, since it uses less digits than its factorization.

234234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52 (or 36 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 234234 is about 483.9772721936. The cubic root of 234234 is about 61.6429354349.

Adding to 234234 its reverse (432432), we get a palindrome (666666).

The spelling of 234234 in words is "two hundred thirty-four thousand, two hundred thirty-four".