22081796 has 24 divisors (see below), whose sum is σ = 43518720. Its totient is φ = 9712800.

The previous prime is 22081777. The next prime is 22081811. The reversal of 22081796 is 69718022.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6731 + ... + 9458.

It is an arithmetic number, because the mean of its divisors is an integer number (1813280).

Almost surely, 2^22081796 is an apocalyptic number.

It is an amenable number.

22081796 is a deficient number, since it is larger than the sum of its proper divisors (21436924).

22081796 is a wasteful number, since it uses less digits than its factorization.

22081796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16235 (or 16233 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 22081796 is about 4699.1271529934. The cubic root of 22081796 is about 280.5507696483.

It can be divided in two parts, 2208 and 1796, that added together give a palindrome (4004).

The spelling of 22081796 in words is "twenty-two million, eighty-one thousand, seven hundred ninety-six".