22205562 has 8 divisors (see below), whose sum is σ = 44411136. Its totient is φ = 7401852.

The previous prime is 22205549. The next prime is 22205563. The reversal of 22205562 is 26550222.

It is a sphenic number, since it is the product of 3 distinct primes.

22205562 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22205563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1850458 + ... + 1850469.

It is an arithmetic number, because the mean of its divisors is an integer number (5551392).

Almost surely, 2^22205562 is an apocalyptic number.

22205562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22205562 is a wasteful number, since it uses less digits than its factorization.

22205562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700932.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 22205562 is about 4712.2777931697. The cubic root of 22205562 is about 281.0739453238.

Adding to 22205562 its reverse (26550222), we get a palindrome (48755784).

The spelling of 22205562 in words is "twenty-two million, two hundred five thousand, five hundred sixty-two".