1826 has 8 divisors (see below), whose sum is σ = 3024. Its totient is φ = 820.

The previous prime is 1823. The next prime is 1831. The reversal of 1826 is 6281.

1826 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

Its product of digits (96) is a multiple of the sum of its prime divisors (96).

1826 is strictly pandigital in base 5.

It is a plaindrome in base 9.

It is a nialpdrome in base 13 and base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 1826.

It is not an unprimeable number, because it can be changed into a prime (1823) by changing a digit.

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, 20 + ... + 63.

It is an arithmetic number, because the mean of its divisors is an integer number (378).

1826 is a deficient number, since it is larger than the sum of its proper divisors (1198).

1826 is a wasteful number, since it uses less digits than its factorization.

1826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96.

The product of its digits is 96, while the sum is 17.

The square root of 1826 is about 42.7317212384. The cubic root of 1826 is about 12.2226935845. Note that the first 3 decimals are identical.

It can be divided in two parts, 18 and 26, that added together give a palindrome (44).

The spelling of 1826 in words is "one thousand, eight hundred twenty-six".