1001265226 has 32 divisors (see below), whose sum is σ = 1652511168. Its totient is φ = 452200320.

The previous prime is 1001265193. The next prime is 1001265227. The reversal of 1001265226 is 6225621001.

1001265226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1001265226.

It is not an unprimeable number, because it can be changed into a prime (1001265227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246625 + ... + 250651.

It is an arithmetic number, because the mean of its divisors is an integer number (51640974).

Almost surely, 2^1001265226 is an apocalyptic number.

1001265226 is a deficient number, since it is larger than the sum of its proper divisors (651245942).

1001265226 is a wasteful number, since it uses less digits than its factorization.

1001265226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4246.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1001265226 is about 31642.7752575529. The cubic root of 1001265226 is about 1000.4215642586.

Adding to 1001265226 its reverse (6225621001), we get a palindrome (7226886227).

The spelling of 1001265226 in words is "one billion, one million, two hundred sixty-five thousand, two hundred twenty-six".