1022236612 has 12 divisors (see below), whose sum is σ = 1789697196. Its totient is φ = 510894560.

The previous prime is 1022236609. The next prime is 1022236619. The reversal of 1022236612 is 2166322201.

It can be written as a sum of positive squares in 2 ways, for example, as 223382916 + 798853696 = 14946^2 + 28264^2 .

It is not an unprimeable number, because it can be changed into a prime (1022236619) 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 3 ways as a sum of consecutive naturals, for example, 45439 + ... + 64102.

It is an arithmetic number, because the mean of its divisors is an integer number (149141433).

Almost surely, 2^1022236612 is an apocalyptic number.

It is an amenable number.

1022236612 is a deficient number, since it is larger than the sum of its proper divisors (767460584).

1022236612 is a wasteful number, since it uses less digits than its factorization.

1022236612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111878 (or 111876 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1022236612 is about 31972.4351903323. The cubic root of 1022236612 is about 1007.3579320518.

Adding to 1022236612 its reverse (2166322201), we get a palindrome (3188558813).

The spelling of 1022236612 in words is "one billion, twenty-two million, two hundred thirty-six thousand, six hundred twelve".