2223806562 has 20 divisors (see below), whose sum is σ = 4982974326. Its totient is φ = 741268800.

The previous prime is 2223806539. The next prime is 2223806579. The reversal of 2223806562 is 2656083222.

2223806562 is a `hidden beast` number, since 222 + 380 + 6 + 56 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1624976721 + 598829841 = 40311^2 + 24471^2 .

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 9 ways as a sum of consecutive naturals, for example, 6863439 + ... + 6863762.

Almost surely, 2^2223806562 is an apocalyptic number.

2223806562 is an abundant number, since it is smaller than the sum of its proper divisors (2759167764).

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

2223806562 is a wasteful number, since it uses less digits than its factorization.

2223806562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13727215 (or 13727206 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 2223806562 is about 47157.2535459817. The cubic root of 2223806562 is about 1305.2659307440.

Adding to 2223806562 its reverse (2656083222), we get a palindrome (4879889784).

The spelling of 2223806562 in words is "two billion, two hundred twenty-three million, eight hundred six thousand, five hundred sixty-two".