826522101 has 12 divisors (see below), whose sum is σ = 1194141312. Its totient is φ = 550887336.

The previous prime is 826522079. The next prime is 826522129. The reversal of 826522101 is 101225628.

It is a happy number.

826522101 is a `hidden beast` number, since 8 + 2 + 652 + 2 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 826522101 - 2²² = 822327797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826522141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46830 + ... + 62016.

It is an arithmetic number, because the mean of its divisors is an integer number (99511776).

Almost surely, 2^826522101 is an apocalyptic number.

It is an amenable number.

826522101 is a deficient number, since it is larger than the sum of its proper divisors (367619211).

826522101 is a wasteful number, since it uses less digits than its factorization.

826522101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21240 (or 21237 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 826522101 is about 28749.2974001105. The cubic root of 826522101 is about 938.4651657977.

Adding to 826522101 its reverse (101225628), we get a palindrome (927747729).

The spelling of 826522101 in words is "eight hundred twenty-six million, five hundred twenty-two thousand, one hundred one".