22066752 has 112 divisors (see below), whose sum is σ = 64373760. Its totient is φ = 6640128.

The previous prime is 22066741. The next prime is 22066757. The reversal of 22066752 is 25766022.

It is not an unprimeable number, because it can be changed into a prime (22066757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83773 + ... + 84035.

Almost surely, 2^22066752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22066752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32186880).

22066752 is an abundant number, since it is smaller than the sum of its proper divisors (42307008).

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

22066752 is a wasteful number, since it uses less digits than its factorization.

22066752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 22066752 is about 4697.5261574578. The cubic root of 22066752 is about 280.4870434818.

The spelling of 22066752 in words is "twenty-two million, sixty-six thousand, seven hundred fifty-two".