22005796 has 6 divisors (see below), whose sum is σ = 38510150. Its totient is φ = 11002896.

The previous prime is 22005791. The next prime is 22005817. The reversal of 22005796 is 69750022.

It can be written as a sum of positive squares in only one way, i.e., 19713600 + 2292196 = 4440^2 + 1514^2 .

It is not an unprimeable number, because it can be changed into a prime (22005791) by changing a digit.

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 as a sum of consecutive naturals, namely, 2750721 + ... + 2750728.

Almost surely, 2^22005796 is an apocalyptic number.

It is an amenable number.

22005796 is a deficient number, since it is larger than the sum of its proper divisors (16504354).

22005796 is a wasteful number, since it uses less digits than its factorization.

22005796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5501453 (or 5501451 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 22005796 is about 4691.0335748106. The cubic root of 22005796 is about 280.2285379049.

It can be divided in two parts, 22005 and 796, that added together give a square (22801 = 151²).

The spelling of 22005796 in words is "twenty-two million, five thousand, seven hundred ninety-six".