2194327 has 2 divisors, whose sum is σ = 2194328. Its totient is φ = 2194326.

The previous prime is 2194321. The next prime is 2194337. The reversal of 2194327 is 7234912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2194327 - 2³ = 2194319 is a prime.

2194327 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2194295 and 2194304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2194321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097163 + 1097164.

It is an arithmetic number, because the mean of its divisors is an integer number (1097164).

2^2194327 is an apocalyptic number.

2194327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194327 is an equidigital number, since it uses as much as digits as its factorization.

2194327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 28.

The square root of 2194327 is about 1481.3260950918. The cubic root of 2194327 is about 129.9472567105.

The spelling of 2194327 in words is "two million, one hundred ninety-four thousand, three hundred twenty-seven".