826874 has 8 divisors (see below), whose sum is σ = 1252020. Its totient is φ = 409536.

The previous prime is 826867. The next prime is 826879. The reversal of 826874 is 478628.

It can be written as a sum of positive squares in 2 ways, for example, as 822649 + 4225 = 907^2 + 65^2 .

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

It is a super-2 number, since 2×826874² = 1367441223752, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 826874.

It is not an unprimeable number, because it can be changed into a prime (826879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679 + ... + 2114.

2⁸²⁶⁸⁷⁴ is an apocalyptic number.

826874 is a deficient number, since it is larger than the sum of its proper divisors (425146).

826874 is a wasteful number, since it uses less digits than its factorization.

826874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904.

The product of its digits is 21504, while the sum is 35.

The square root of 826874 is about 909.3261241161. The cubic root of 826874 is about 93.8598333479.

The spelling of 826874 in words is "eight hundred twenty-six thousand, eight hundred seventy-four".