2194012 has 6 divisors (see below), whose sum is σ = 3839528. Its totient is φ = 1097004.

The previous prime is 2193979. The next prime is 2194013. The reversal of 2194012 is 2104912.

2194012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2194012² = 9627377312288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194013) 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 as a sum of consecutive naturals, namely, 274248 + ... + 274255.

2^2194012 is an apocalyptic number.

It is an amenable number.

2194012 is a deficient number, since it is larger than the sum of its proper divisors (1645516).

2194012 is a wasteful number, since it uses less digits than its factorization.

2194012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548507 (or 548505 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 2194012 is about 1481.2197676240. The cubic root of 2194012 is about 129.9410383507.

Adding to 2194012 its reverse (2104912), we get a palindrome (4298924).

It can be divided in two parts, 21940 and 12, that added together give a cube (21952 = 28³).

The spelling of 2194012 in words is "two million, one hundred ninety-four thousand, twelve".