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4238 = 213163
BaseRepresentation
bin1000010001110
312210222
41002032
5113423
631342
715233
oct10216
95728
104238
113203
122552
131c10
14178a
1513c8
hex108e

4238 has 8 divisors (see below), whose sum is σ = 6888. Its totient is φ = 1944.

The previous prime is 4231. The next prime is 4241. The reversal of 4238 is 8324.

It can be divided in two parts, 42 and 38, that multiplied together give a triangular number (1596 = T56).

4238 is nontrivially palindromic in base 12.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 4238.

It is not an unprimeable number, because it can be changed into a prime (4231) by changing a digit.

4238 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 (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56 + ... + 107.

It is an arithmetic number, because the mean of its divisors is an integer number (861).

24238 is an apocalyptic number.

4238 is a deficient number, since it is larger than the sum of its proper divisors (2650).

4238 is a wasteful number, since it uses less digits than its factorization.

4238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178.

The product of its digits is 192, while the sum is 17.

The square root of 4238 is about 65.0999231950. The cubic root of 4238 is about 16.1827994034.

The spelling of 4238 in words is "four thousand, two hundred thirty-eight".

Divisors: 1 2 13 26 163 326 2119 4238