1122644626 has 8 divisors (see below), whose sum is σ = 1686193740. Its totient is φ = 560580048.

The previous prime is 1122644599. The next prime is 1122644629. The reversal of 1122644626 is 6264462211.

It can be written as a sum of positive squares in 2 ways, for example, as 1105629001 + 17015625 = 33251^2 + 4125^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1122644591 and 1122644600.

It is not an unprimeable number, because it can be changed into a prime (1122644629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369241 + ... + 372268.

Almost surely, 2^1122644626 is an apocalyptic number.

1122644626 is a deficient number, since it is larger than the sum of its proper divisors (563549114).

1122644626 is an equidigital number, since it uses as much as digits as its factorization.

1122644626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742268.

The product of its digits is 27648, while the sum is 34.

The square root of 1122644626 is about 33505.8894226075. The cubic root of 1122644626 is about 1039.3155709992.

The spelling of 1122644626 in words is "one billion, one hundred twenty-two million, six hundred forty-four thousand, six hundred twenty-six".