2065194 has 36 divisors (see below), whose sum is σ = 4765254. Its totient is φ = 646272.

The previous prime is 2065187. The next prime is 2065213. The reversal of 2065194 is 4915602.

2065194 is a `hidden beast` number, since 2 + 0 + 651 + 9 + 4 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 2064969 + 225 = 1437^2 + 15^2 .

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

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 in 17 ways as a sum of consecutive naturals, for example, 5004 + ... + 5400.

2^2065194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2065194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2382627).

2065194 is an abundant number, since it is smaller than the sum of its proper divisors (2700060).

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

2065194 is a wasteful number, since it uses less digits than its factorization.

2065194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2065194 is about 1437.0782859677. The cubic root of 2065194 is about 127.3464818953.

The spelling of 2065194 in words is "two million, sixty-five thousand, one hundred ninety-four".