791826 has 32 divisors (see below), whose sum is σ = 1918080. Its totient is φ = 212736.

The previous prime is 791803. The next prime is 791827. The reversal of 791826 is 628197.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (791827) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 160 + ... + 1268.

It is an arithmetic number, because the mean of its divisors is an integer number (59940).

2⁷⁹¹⁸²⁶ is an apocalyptic number.

791826 is the 476-th nonagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 791826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (959040).

791826 is an abundant number, since it is smaller than the sum of its proper divisors (1126254).

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

791826 is a wasteful number, since it uses less digits than its factorization.

791826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138.

The product of its digits is 6048, while the sum is 33.

The square root of 791826 is about 889.8460541015. The cubic root of 791826 is about 92.5145241376.

The spelling of 791826 in words is "seven hundred ninety-one thousand, eight hundred twenty-six".