22666086 has 48 divisors (see below), whose sum is σ = 52262496. Its totient is φ = 7083648.

The previous prime is 22666073. The next prime is 22666093. The reversal of 22666086 is 68066622.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22666086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21426 + ... + 22458.

It is an arithmetic number, because the mean of its divisors is an integer number (1088802).

Almost surely, 2^22666086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22666086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26131248).

22666086 is an abundant number, since it is smaller than the sum of its proper divisors (29596410).

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

22666086 is a wasteful number, since it uses less digits than its factorization.

22666086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117 (or 1114 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 22666086 is about 4760.8913031070. The cubic root of 22666086 is about 283.0037416213.

The spelling of 22666086 in words is "twenty-two million, six hundred sixty-six thousand, eighty-six".