826672436 has 12 divisors (see below), whose sum is σ = 1450216740. Its totient is φ = 412324800.

The previous prime is 826672421. The next prime is 826672439. The reversal of 826672436 is 634276628.

It can be written as a sum of positive squares in 2 ways, for example, as 586608400 + 240064036 = 24220^2 + 15494^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826672439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251015 + ... + 254286.

It is an arithmetic number, because the mean of its divisors is an integer number (120851395).

Almost surely, 2^826672436 is an apocalyptic number.

It is an amenable number.

826672436 is a deficient number, since it is larger than the sum of its proper divisors (623544304).

826672436 is a wasteful number, since it uses less digits than its factorization.

826672436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505714 (or 505712 counting only the distinct ones).

The product of its digits is 580608, while the sum is 44.

The square root of 826672436 is about 28751.9118668655. The cubic root of 826672436 is about 938.5220610731.

The spelling of 826672436 in words is "eight hundred twenty-six million, six hundred seventy-two thousand, four hundred thirty-six".