11280826 has 24 divisors (see below), whose sum is σ = 18622620. Its totient is φ = 5117952.

The previous prime is 11280817. The next prime is 11280881. The reversal of 11280826 is 62808211.

It can be written as a sum of positive squares in 6 ways, for example, as 8037225 + 3243601 = 2835^2 + 1801^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11280794 and 11280803.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 16426 + ... + 17098.

Almost surely, 2^11280826 is an apocalyptic number.

11280826 is a deficient number, since it is larger than the sum of its proper divisors (7341794).

11280826 is a wasteful number, since it uses less digits than its factorization.

11280826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 11280826 is about 3358.6940914588. The cubic root of 11280826 is about 224.2747081412.

The spelling of 11280826 in words is "eleven million, two hundred eighty thousand, eight hundred twenty-six".