2112194 has 16 divisors (see below), whose sum is σ = 3696000. Its totient is φ = 904932.

The previous prime is 2112193. The next prime is 2112217. The reversal of 2112194 is 4912112.

It is a super-2 number, since 2×2112194² = 8922726987272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854 + ... + 2225.

It is an arithmetic number, because the mean of its divisors is an integer number (231000).

2^2112194 is an apocalyptic number.

2112194 is a deficient number, since it is larger than the sum of its proper divisors (1583806).

2112194 is an equidigital number, since it uses as much as digits as its factorization.

2112194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102 (or 3088 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

The square root of 2112194 is about 1453.3389143624. The cubic root of 2112194 is about 128.3053014991.

The spelling of 2112194 in words is "two million, one hundred twelve thousand, one hundred ninety-four".