826426 has 8 divisors (see below), whose sum is σ = 1246644. Its totient is φ = 410880.

The previous prime is 826411. The next prime is 826453. The reversal of 826426 is 624628.

826426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 808201 + 18225 = 899^2 + 135^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 826394 and 826403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685 + ... + 1456.

2⁸²⁶⁴²⁶ is an apocalyptic number.

826426 is a deficient number, since it is larger than the sum of its proper divisors (420218).

826426 is a wasteful number, since it uses less digits than its factorization.

826426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336.

The product of its digits is 4608, while the sum is 28.

The square root of 826426 is about 909.0797544770. The cubic root of 826426 is about 93.8428792124.

The spelling of 826426 in words is "eight hundred twenty-six thousand, four hundred twenty-six".