22606116 has 72 divisors (see below), whose sum is σ = 58290624. Its totient is φ = 6814080.

The previous prime is 22606093. The next prime is 22606121. The reversal of 22606116 is 61160622.

It is a super-2 number, since 2×22606116² = 1022072961210912, which contains 22 as substring.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 143910 + ... + 144066.

It is an arithmetic number, because the mean of its divisors is an integer number (809592).

Almost surely, 2^22606116 is an apocalyptic number.

22606116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22606116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29145312).

22606116 is an abundant number, since it is smaller than the sum of its proper divisors (35684508).

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

22606116 is a wasteful number, since it uses less digits than its factorization.

22606116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 22606116 is about 4754.5889412230. The cubic root of 22606116 is about 282.7539304514.

Adding to 22606116 its reverse (61160622), we get a palindrome (83766738).

It can be divided in two parts, 22606 and 116, that added together give a palindrome (22722).

The spelling of 22606116 in words is "twenty-two million, six hundred six thousand, one hundred sixteen".