2266022220 has 96 divisors (see below), whose sum is σ = 7910493696. Its totient is φ = 470860800.

The previous prime is 2266022219. The next prime is 2266022237. The reversal of 2266022220 is 222206622.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240621 + ... + 249860.

It is an arithmetic number, because the mean of its divisors is an integer number (82400976).

Almost surely, 2^2266022220 is an apocalyptic number.

2266022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2266022220 is an abundant number, since it is smaller than the sum of its proper divisors (5644471476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2266022220 is a wasteful number, since it uses less digits than its factorization.

2266022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490511 (or 490509 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2266022220 is about 47602.7543320762. The cubic root of 2266022220 is about 1313.4737206098.

Adding to 2266022220 its reverse (222206622), we get a palindrome (2488228842).

It can be divided in two parts, 226602 and 2220, that added together give a palindrome (228822).

The spelling of 2266022220 in words is "two billion, two hundred sixty-six million, twenty-two thousand, two hundred twenty".