22080194 has 16 divisors (see below), whose sum is σ = 35191800. Its totient is φ = 10370304.

The previous prime is 22080193. The next prime is 22080197. The reversal of 22080194 is 49108022.

It can be written as a sum of positive squares in 4 ways, for example, as 21967969 + 112225 = 4687^2 + 335^2 .

It is not an unprimeable number, because it can be changed into a prime (22080193) 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 in 7 ways as a sum of consecutive naturals, for example, 2999 + ... + 7290.

Almost surely, 2^22080194 is an apocalyptic number.

22080194 is a deficient number, since it is larger than the sum of its proper divisors (13111606).

22080194 is a wasteful number, since it uses less digits than its factorization.

22080194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 22080194 is about 4698.9566927138. The cubic root of 22080194 is about 280.5439849767.

The spelling of 22080194 in words is "twenty-two million, eighty thousand, one hundred ninety-four".