22796784 has 120 divisors (see below), whose sum is σ = 67897440. Its totient is φ = 7128576.

The previous prime is 22796777. The next prime is 22796797. The reversal of 22796784 is 48769722.

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, 221277 + ... + 221379.

It is an arithmetic number, because the mean of its divisors is an integer number (565812).

Almost surely, 2^22796784 is an apocalyptic number.

22796784 is a gapful number since it is divisible by the number (24) 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 22796784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33948720).

22796784 is an abundant number, since it is smaller than the sum of its proper divisors (45100656).

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

22796784 is a wasteful number, since it uses less digits than its factorization.

22796784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 190 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 22796784 is about 4774.5977841071. The cubic root of 22796784 is about 283.5466548825.

The spelling of 22796784 in words is "twenty-two million, seven hundred ninety-six thousand, seven hundred eighty-four".