1022222086 has 16 divisors (see below), whose sum is σ = 1621404288. Its totient is φ = 482558400.

The previous prime is 1022222083. The next prime is 1022222093. The reversal of 1022222086 is 6802222201.

It is a self number, because there is not a number n which added to its sum of digits gives 1022222086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022222083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198525 + ... + 203608.

It is an arithmetic number, because the mean of its divisors is an integer number (101337768).

Almost surely, 2^1022222086 is an apocalyptic number.

1022222086 is a deficient number, since it is larger than the sum of its proper divisors (599182202).

1022222086 is a wasteful number, since it uses less digits than its factorization.

1022222086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402207.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 1022222086 is about 31972.2080250958. The cubic root of 1022222086 is about 1007.3531605047.

Adding to 1022222086 its reverse (6802222201), we get a palindrome (7824444287).

The spelling of 1022222086 in words is "one billion, twenty-two million, two hundred twenty-two thousand, eighty-six".