22194108 has 48 divisors (see below), whose sum is σ = 58212000. Its totient is φ = 7311744.

The previous prime is 22194013. The next prime is 22194113. The reversal of 22194108 is 80149122.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8458 + ... + 10766.

It is an arithmetic number, because the mean of its divisors is an integer number (1212750).

Almost surely, 2^22194108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22194108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29106000).

22194108 is an abundant number, since it is smaller than the sum of its proper divisors (36017892).

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

22194108 is a wasteful number, since it uses less digits than its factorization.

22194108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411 (or 2403 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 22194108 is about 4711.0623005857. The cubic root of 22194108 is about 281.0256094659.

The spelling of 22194108 in words is "twenty-two million, one hundred ninety-four thousand, one hundred eight".