2266561022 has 16 divisors (see below), whose sum is σ = 3809160432. Its totient is φ = 1002409920.

The previous prime is 2266561021. The next prime is 2266561043. The reversal of 2266561022 is 2201656622.

It is a self number, because there is not a number n which added to its sum of digits gives 2266561022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266561021) 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, 1391423 + ... + 1393050.

It is an arithmetic number, because the mean of its divisors is an integer number (238072527).

Almost surely, 2^2266561022 is an apocalyptic number.

2266561022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2266561022 is a deficient number, since it is larger than the sum of its proper divisors (1542599410).

2266561022 is a wasteful number, since it uses less digits than its factorization.

2266561022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784523.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2266561022 is about 47608.4133531039. The cubic root of 2266561022 is about 1313.5778158209.

The spelling of 2266561022 in words is "two billion, two hundred sixty-six million, five hundred sixty-one thousand, twenty-two".