2005823226 has 16 divisors (see below), whose sum is σ = 4376341728. Its totient is φ = 607825200.

The previous prime is 2005823221. The next prime is 2005823227. The reversal of 2005823226 is 6223285002.

It is a super-2 number, since 2×2005823226² = 8046653627922094152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2005823193 and 2005823202.

It is not an unprimeable number, because it can be changed into a prime (2005823221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15195565 + ... + 15195696.

It is an arithmetic number, because the mean of its divisors is an integer number (273521358).

Almost surely, 2^2005823226 is an apocalyptic number.

2005823226 is an abundant number, since it is smaller than the sum of its proper divisors (2370518502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2005823226 is a wasteful number, since it uses less digits than its factorization.

2005823226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30391277.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2005823226 is about 44786.4178741725. The cubic root of 2005823226 is about 1261.1426658725.

The spelling of 2005823226 in words is "two billion, five million, eight hundred twenty-three thousand, two hundred twenty-six".