4026 has 16 divisors (see below), whose sum is σ = 8928. Its totient is φ = 1200.

The previous prime is 4021. The next prime is 4027. The reversal of 4026 is 6204.

4026 is an undulating number in base 11.

It is a Curzon number.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 4026.

It is not an unprimeable number, because it can be changed into a prime (4021) by changing a digit.

4026 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 7 ways as a sum of consecutive naturals, for example, 36 + ... + 96.

It is an arithmetic number, because the mean of its divisors is an integer number (558).

It is a practical number, because each smaller number is the sum of distinct divisors of 4026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4464).

4026 is an abundant number, since it is smaller than the sum of its proper divisors (4902).

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

4026 is a wasteful number, since it uses less digits than its factorization.

4026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 4026 is about 63.4507683169. The cubic root of 4026 is about 15.9083299574.

It can be divided in two parts, 40 and 26, that added together give a palindrome (66).

The spelling of 4026 in words is "four thousand, twenty-six".