22136766 has 8 divisors (see below), whose sum is σ = 44273544. Its totient is φ = 7378920.

The previous prime is 22136753. The next prime is 22136783. The reversal of 22136766 is 66763122.

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

22136766 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1844725 + ... + 1844736.

It is an arithmetic number, because the mean of its divisors is an integer number (5534193).

Almost surely, 2^22136766 is an apocalyptic number.

22136766 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.

22136766 is a wasteful number, since it uses less digits than its factorization.

22136766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3689466.

The product of its digits is 18144, while the sum is 33.

The square root of 22136766 is about 4704.9724760088. The cubic root of 22136766 is about 280.7833759771.

Adding to 22136766 its reverse (66763122), we get a palindrome (88899888).

The spelling of 22136766 in words is "twenty-two million, one hundred thirty-six thousand, seven hundred sixty-six".