22222606 has 16 divisors (see below), whose sum is σ = 38198880. Its totient is φ = 9498240.

The previous prime is 22222601. The next prime is 22222631. The reversal of 22222606 is 60622222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3786 + ... + 7666.

It is an arithmetic number, because the mean of its divisors is an integer number (2387430).

Almost surely, 2^22222606 is an apocalyptic number.

22222606 is a deficient number, since it is larger than the sum of its proper divisors (15976274).

22222606 is a wasteful number, since it uses less digits than its factorization.

22222606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4299.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22222606 is about 4714.0859135149. The cubic root of 22222606 is about 281.1458402115.

Adding to 22222606 its reverse (60622222), we get a palindrome (82844828).

The spelling of 22222606 in words is "twenty-two million, two hundred twenty-two thousand, six hundred six".