22194126 has 24 divisors (see below), whose sum is σ = 50178960. Its totient is φ = 7076256.

The previous prime is 22194119. The next prime is 22194127. The reversal of 22194126 is 62149122.

It is a self number, because there is not a number n which added to its sum of digits gives 22194126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22194127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26391 + ... + 27218.

It is an arithmetic number, because the mean of its divisors is an integer number (2090790).

Almost surely, 2^22194126 is an apocalyptic number.

22194126 is an abundant number, since it is smaller than the sum of its proper divisors (27984834).

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

22194126 is a wasteful number, since it uses less digits than its factorization.

22194126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53640 (or 53637 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 22194126 is about 4711.0642109825. The cubic root of 22194126 is about 281.0256854389.

The spelling of 22194126 in words is "twenty-two million, one hundred ninety-four thousand, one hundred twenty-six".