1226724266 has 8 divisors (see below), whose sum is σ = 1865293284. Its totient is φ = 604959840.

The previous prime is 1226724229. The next prime is 1226724287. The reversal of 1226724266 is 6624276221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1226050225 + 674041 = 35015^2 + 821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4200965 + ... + 4201256.

Almost surely, 2^1226724266 is an apocalyptic number.

1226724266 is a deficient number, since it is larger than the sum of its proper divisors (638569018).

1226724266 is an equidigital number, since it uses as much as digits as its factorization.

1226724266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8402296.

The product of its digits is 96768, while the sum is 38.

The square root of 1226724266 is about 35024.6237096132. The cubic root of 1226724266 is about 1070.4892705200.

The spelling of 1226724266 in words is "one billion, two hundred twenty-six million, seven hundred twenty-four thousand, two hundred sixty-six".