22059994 has 16 divisors (see below), whose sum is σ = 36400896.
Its totient is φ = 10026060.
The previous prime is 22059977. The next prime is 22059997. The reversal of 22059994 is 49995022.
It is not an unprimeable number, because it can be changed into a prime (22059997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1482 + ... + 6805.
It is an arithmetic number, because the mean of its divisors is an integer number (2275056).
Almost surely, 222059994 is an apocalyptic number.
22059994 is a deficient number, since it is larger than the sum of its proper divisors (14340902).
22059994 is an equidigital number, since it uses as much as digits as its factorization.
22059994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8322 (or 8300 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 40.
The square root of 22059994 is about 4696.8067875952.
The cubic root of 22059994 is about 280.4584072636.
The spelling of 22059994 in words is "twenty-two million, fifty-nine thousand, nine hundred ninety-four".