1326422785 has 16 divisors (see below), whose sum is σ = 1645966656. Its totient is φ = 1025563968.

The previous prime is 1326422753. The next prime is 1326422809. The reversal of 1326422785 is 5872246231.

It is a cyclic number.

It is not a de Polignac number, because 1326422785 - 2⁵ = 1326422753 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19599 + ... + 55108.

It is an arithmetic number, because the mean of its divisors is an integer number (102872916).

Almost surely, 2^1326422785 is an apocalyptic number.

It is an amenable number.

1326422785 is a deficient number, since it is larger than the sum of its proper divisors (319543871).

1326422785 is an equidigital number, since it uses as much as digits as its factorization.

1326422785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74832.

The product of its digits is 161280, while the sum is 40.

The square root of 1326422785 is about 36420.0876577748. The cubic root of 1326422785 is about 1098.7376110320.

The spelling of 1326422785 in words is "one billion, three hundred twenty-six million, four hundred twenty-two thousand, seven hundred eighty-five".