1004405226 has 32 divisors (see below), whose sum is σ = 2232785088. Its totient is φ = 298621440.

The previous prime is 1004405191. The next prime is 1004405231. The reversal of 1004405226 is 6225044001.

It is a super-2 number, since 2×1004405226² = 2017659716032222152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1004405196 and 1004405205.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 140071 + ... + 147066.

It is an arithmetic number, because the mean of its divisors is an integer number (69774534).

Almost surely, 2^1004405226 is an apocalyptic number.

1004405226 is an abundant number, since it is smaller than the sum of its proper divisors (1228379862).

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

1004405226 is a wasteful number, since it uses less digits than its factorization.

1004405226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287206.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1004405226 is about 31692.3528000052. The cubic root of 1004405226 is about 1001.4662577042.

Adding to 1004405226 its reverse (6225044001), we get a palindrome (7229449227).

The spelling of 1004405226 in words is "one billion, four million, four hundred five thousand, two hundred twenty-six".