2566194 has 16 divisors (see below), whose sum is σ = 5195232. Its totient is φ = 844928.

The previous prime is 2566189. The next prime is 2566199. The reversal of 2566194 is 4916652.

It is an interprime number because it is at equal distance from previous prime (2566189) and next prime (2566199).

It is not an unprimeable number, because it can be changed into a prime (2566199) 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, 2079 + ... + 3074.

It is an arithmetic number, because the mean of its divisors is an integer number (324702).

2^2566194 is an apocalyptic number.

2566194 is an abundant number, since it is smaller than the sum of its proper divisors (2629038).

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

2566194 is a wasteful number, since it uses less digits than its factorization.

2566194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5241.

The product of its digits is 12960, while the sum is 33.

The square root of 2566194 is about 1601.9344555880. The cubic root of 2566194 is about 136.9083159451.

The spelling of 2566194 in words is "two million, five hundred sixty-six thousand, one hundred ninety-four".