22116602 has 16 divisors (see below), whose sum is σ = 34801920. Its totient is φ = 10528848.

The previous prime is 22116583. The next prime is 22116607. The reversal of 22116602 is 20661122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22116607) 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, 299 + ... + 6657.

It is an arithmetic number, because the mean of its divisors is an integer number (2175120).

Almost surely, 2^22116602 is an apocalyptic number.

22116602 is a deficient number, since it is larger than the sum of its proper divisors (12685318).

22116602 is a wasteful number, since it uses less digits than its factorization.

22116602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6445.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 22116602 is about 4702.8291485020. The cubic root of 22116602 is about 280.6980964935.

Adding to 22116602 its reverse (20661122), we get a palindrome (42777724).

The spelling of 22116602 in words is "twenty-two million, one hundred sixteen thousand, six hundred two".