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4838 = 24159

4838 has 8 divisors (see below), whose sum is σ = 7560. Its totient is φ = 2320.

The previous prime is 4831. The next prime is 4861. The reversal of 4838 is 8384.

4838 is an esthetic number in base 9, because in such base its adjacent digits differ by 1.

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

4838 is an undulating number in base 9.

It is a Curzon number.

It is a plaindrome in base 8 and base 15.

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 4838.

It is not an unprimeable number, because it can be changed into a prime (4831) by changing a digit.

4838 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 3 ways as a sum of consecutive naturals, for example, 53 + ... + 111.

It is an arithmetic number, because the mean of its divisors is an integer number (945).

4838 is a deficient number, since it is larger than the sum of its proper divisors (2722).

4838 is a wasteful number, since it uses less digits than its factorization.

4838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102.

The product of its digits is 768, while the sum is 23.

The square root of 4838 is about 69.5557330491. Note that the first 3 decimals coincide. The cubic root of 4838 is about 16.9130508529.

The spelling of 4838 in words is "four thousand, eight hundred thirty-eight".

Divisors: 1 2 41 59 82 118 2419 4838