1222827875 has 8 divisors (see below), whose sum is σ = 1526089344. Its totient is φ = 978262200.

The previous prime is 1222827863. The next prime is 1222827877. The reversal of 1222827875 is 5787282221.

It is not a de Polignac number, because 1222827875 - 2¹⁰ = 1222826851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222827877) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4891187 + ... + 4891436.

It is an arithmetic number, because the mean of its divisors is an integer number (190761168).

Almost surely, 2^1222827875 is an apocalyptic number.

1222827875 is a deficient number, since it is larger than the sum of its proper divisors (303261469).

1222827875 is an frugal number, since it uses more digits than its factorization.

1222827875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9782638 (or 9782628 counting only the distinct ones).

The product of its digits is 250880, while the sum is 44.

The square root of 1222827875 is about 34968.9558751759. The cubic root of 1222827875 is about 1069.3546855697.

The spelling of 1222827875 in words is "one billion, two hundred twenty-two million, eight hundred twenty-seven thousand, eight hundred seventy-five".