2641394 has 12 divisors (see below), whose sum is σ = 4609134. Its totient is φ = 1131984.

The previous prime is 2641391. The next prime is 2641411. The reversal of 2641394 is 4931462.

2641394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2059225 + 582169 = 1435^2 + 763^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2641391) 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 in 5 ways as a sum of consecutive naturals, for example, 13379 + ... + 13574.

2^2641394 is an apocalyptic number.

2641394 is a deficient number, since it is larger than the sum of its proper divisors (1967740).

2641394 is a wasteful number, since it uses less digits than its factorization.

2641394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26969 (or 26962 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 2641394 is about 1625.2365981604. The cubic root of 2641394 is about 138.2327864057.

The spelling of 2641394 in words is "two million, six hundred forty-one thousand, three hundred ninety-four".