2012194 has 8 divisors (see below), whose sum is σ = 3122460. Its totient is φ = 971376.

The previous prime is 2012189. The next prime is 2012203. The reversal of 2012194 is 4912102.

It can be written as a sum of positive squares in 2 ways, for example, as 1996569 + 15625 = 1413^2 + 125^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17289 + ... + 17404.

2^2012194 is an apocalyptic number.

2012194 is a deficient number, since it is larger than the sum of its proper divisors (1110266).

2012194 is a wasteful number, since it uses less digits than its factorization.

2012194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34724.

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

The square root of 2012194 is about 1418.5182409825. The cubic root of 2012194 is about 126.2476443046.

Adding to 2012194 its reverse (4912102), we get a palindrome (6924296).

The spelling of 2012194 in words is "two million, twelve thousand, one hundred ninety-four".