826106 has 4 divisors (see below), whose sum is σ = 1239162. Its totient is φ = 413052.

The previous prime is 826097. The next prime is 826129. The reversal of 826106 is 601628.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 697225 + 128881 = 835^2 + 359^2 .

It is a super-2 number, since 2×826106² = 1364902246472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206525 + ... + 206528.

2⁸²⁶¹⁰⁶ is an apocalyptic number.

826106 is a deficient number, since it is larger than the sum of its proper divisors (413056).

826106 is a wasteful number, since it uses less digits than its factorization.

826106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413055.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 826106 is about 908.9037352767. The cubic root of 826106 is about 93.8307653638.

The spelling of 826106 in words is "eight hundred twenty-six thousand, one hundred six".